2047102980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2731}}^1$

素因数の和:2818

約数の個数: 144

約数和(自身を含む): 6380684352

約数和(自身を除く): 4333581372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 961, 1209, 1612, 1860, 1922, 2015, 2418, 2731, 2883, 3844, 4030, 4805, 4836, 5462, 5766, 6045, 8060, 8193, 9610, 10924, 11532, 12090, 12493, 13655, 14415, 16386, 19220, 24180, 24986, 27310, 28830, 32772, 35503, 37479, 40965, 49972, 54620, 57660, 62465, 71006, 74958, 81930, 84661, 106509, 124930, 142012, 149916, 163860, 169322, 177515, 187395, 213018, 249860, 253983, 338644, 355030, 374790, 423305, 426036, 507966, 532545, 710060, 749580, 846610, 1015932, 1065090, 1100593, 1269915, 1693220, 2130180, 2201186, 2539830, 2624491, 3301779, 4402372, 5079660, 5248982, 5502965, 6603558, 7873473, 10497964, 11005930, 13122455, 13207116, 15746946, 16508895, 22011860, 26244910, 31493892, 33017790, 34118383, 39367365, 52489820, 66035580, 68236766, 78734730, 102355149, 136473532, 157469460, 170591915, 204710298, 341183830, 409420596, 511775745, 682367660, 1023551490, 2047102980]

約数ペア:

[(1, 2047102980), (2, 1023551490), (3, 682367660), (4, 511775745), (5, 409420596), (6, 341183830), (10, 204710298), (12, 170591915), (13, 157469460), (15, 136473532), (20, 102355149), (26, 78734730), (30, 68236766), (31, 66035580), (39, 52489820), (52, 39367365), (60, 34118383), (62, 33017790), (65, 31493892), (78, 26244910), (93, 22011860), (124, 16508895), (130, 15746946), (155, 13207116), (156, 13122455), (186, 11005930), (195, 10497964), (260, 7873473), (310, 6603558), (372, 5502965), (390, 5248982), (403, 5079660), (465, 4402372), (620, 3301779), (780, 2624491), (806, 2539830), (930, 2201186), (961, 2130180), (1209, 1693220), (1612, 1269915), (1860, 1100593), (1922, 1065090), (2015, 1015932), (2418, 846610), (2731, 749580), (2883, 710060), (3844, 532545), (4030, 507966), (4805, 426036), (4836, 423305), (5462, 374790), (5766, 355030), (6045, 338644), (8060, 253983), (8193, 249860), (9610, 213018), (10924, 187395), (11532, 177515), (12090, 169322), (12493, 163860), (13655, 149916), (14415, 142012), (16386, 124930), (19220, 106509), (24180, 84661), (24986, 81930), (27310, 74958), (28830, 71006), (32772, 62465), (35503, 57660), (37479, 54620), (40965, 49972)]