12992980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 37537920

約数和(自身を除く): 24544940

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 59, 65, 70, 77, 91, 110, 118, 121, 130, 140, 143, 154, 182, 220, 236, 242, 260, 286, 295, 308, 364, 385, 413, 455, 484, 572, 590, 605, 649, 715, 767, 770, 826, 847, 910, 1001, 1180, 1210, 1298, 1430, 1534, 1540, 1573, 1652, 1694, 1820, 2002, 2065, 2420, 2596, 2860, 3068, 3146, 3245, 3388, 3835, 4004, 4130, 4235, 4543, 5005, 5369, 6292, 6490, 7139, 7670, 7865, 8260, 8437, 8470, 9086, 10010, 10738, 11011, 12980, 14278, 15340, 15730, 16874, 16940, 18172, 20020, 21476, 22022, 22715, 26845, 28556, 31460, 33748, 35695, 42185, 44044, 45430, 49973, 53690, 55055, 59059, 71390, 84370, 90860, 92807, 99946, 107380, 110110, 118118, 142780, 168740, 185614, 199892, 220220, 236236, 249865, 295295, 371228, 464035, 499730, 590590, 649649, 928070, 999460, 1181180, 1299298, 1856140, 2598596, 3248245, 6496490, 12992980]

約数ペア:

[(1, 12992980), (2, 6496490), (4, 3248245), (5, 2598596), (7, 1856140), (10, 1299298), (11, 1181180), (13, 999460), (14, 928070), (20, 649649), (22, 590590), (26, 499730), (28, 464035), (35, 371228), (44, 295295), (52, 249865), (55, 236236), (59, 220220), (65, 199892), (70, 185614), (77, 168740), (91, 142780), (110, 118118), (118, 110110), (121, 107380), (130, 99946), (140, 92807), (143, 90860), (154, 84370), (182, 71390), (220, 59059), (236, 55055), (242, 53690), (260, 49973), (286, 45430), (295, 44044), (308, 42185), (364, 35695), (385, 33748), (413, 31460), (455, 28556), (484, 26845), (572, 22715), (590, 22022), (605, 21476), (649, 20020), (715, 18172), (767, 16940), (770, 16874), (826, 15730), (847, 15340), (910, 14278), (1001, 12980), (1180, 11011), (1210, 10738), (1298, 10010), (1430, 9086), (1534, 8470), (1540, 8437), (1573, 8260), (1652, 7865), (1694, 7670), (1820, 7139), (2002, 6490), (2065, 6292), (2420, 5369), (2596, 5005), (2860, 4543), (3068, 4235), (3146, 4130), (3245, 4004), (3388, 3835)]