2012977820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:509

約数の個数: 192

約数和(自身を含む): 5359737600

約数和(自身を除く): 3346759780

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 41, 49, 68, 70, 82, 85, 98, 119, 140, 164, 170, 196, 205, 238, 245, 287, 340, 343, 410, 421, 476, 490, 574, 595, 686, 697, 820, 833, 842, 980, 1148, 1190, 1372, 1394, 1435, 1666, 1684, 1715, 2009, 2105, 2380, 2788, 2870, 2947, 3332, 3430, 3485, 4018, 4165, 4210, 4879, 5740, 5831, 5894, 6860, 6970, 7157, 8036, 8330, 8420, 9758, 10045, 11662, 11788, 13940, 14063, 14314, 14735, 16660, 17261, 19516, 20090, 20629, 23324, 24395, 28126, 28628, 29155, 29470, 34153, 34522, 35785, 40180, 41258, 48790, 50099, 56252, 58310, 58940, 68306, 69044, 70315, 71570, 82516, 86305, 97580, 100198, 103145, 116620, 120827, 136612, 140630, 143140, 144403, 170765, 172610, 200396, 206290, 239071, 241654, 250495, 281260, 288806, 293437, 341530, 345220, 350693, 412580, 478142, 483308, 500990, 577612, 586874, 604135, 683060, 701386, 722015, 845789, 956284, 1001980, 1173748, 1195355, 1208270, 1402772, 1444030, 1467185, 1691578, 1753465, 2054059, 2390710, 2416540, 2454851, 2888060, 2934370, 3383156, 3506930, 4108118, 4228945, 4781420, 4909702, 5868740, 5920523, 7013860, 8216236, 8457890, 9819404, 10270295, 11841046, 12274255, 14378413, 16915780, 20540590, 23682092, 24548510, 28756826, 29602615, 41081180, 49097020, 57513652, 59205230, 71892065, 100648891, 118410460, 143784130, 201297782, 287568260, 402595564, 503244455, 1006488910, 2012977820]

約数ペア:

[(1, 2012977820), (2, 1006488910), (4, 503244455), (5, 402595564), (7, 287568260), (10, 201297782), (14, 143784130), (17, 118410460), (20, 100648891), (28, 71892065), (34, 59205230), (35, 57513652), (41, 49097020), (49, 41081180), (68, 29602615), (70, 28756826), (82, 24548510), (85, 23682092), (98, 20540590), (119, 16915780), (140, 14378413), (164, 12274255), (170, 11841046), (196, 10270295), (205, 9819404), (238, 8457890), (245, 8216236), (287, 7013860), (340, 5920523), (343, 5868740), (410, 4909702), (421, 4781420), (476, 4228945), (490, 4108118), (574, 3506930), (595, 3383156), (686, 2934370), (697, 2888060), (820, 2454851), (833, 2416540), (842, 2390710), (980, 2054059), (1148, 1753465), (1190, 1691578), (1372, 1467185), (1394, 1444030), (1435, 1402772), (1666, 1208270), (1684, 1195355), (1715, 1173748), (2009, 1001980), (2105, 956284), (2380, 845789), (2788, 722015), (2870, 701386), (2947, 683060), (3332, 604135), (3430, 586874), (3485, 577612), (4018, 500990), (4165, 483308), (4210, 478142), (4879, 412580), (5740, 350693), (5831, 345220), (5894, 341530), (6860, 293437), (6970, 288806), (7157, 281260), (8036, 250495), (8330, 241654), (8420, 239071), (9758, 206290), (10045, 200396), (11662, 172610), (11788, 170765), (13940, 144403), (14063, 143140), (14314, 140630), (14735, 136612), (16660, 120827), (17261, 116620), (19516, 103145), (20090, 100198), (20629, 97580), (23324, 86305), (24395, 82516), (28126, 71570), (28628, 70315), (29155, 69044), (29470, 68306), (34153, 58940), (34522, 58310), (35785, 56252), (40180, 50099), (41258, 48790)]