2885759620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{78889}}^1$

素因数の和:78988

約数の個数: 48

約数和(自身を含む): 6361689600

約数和(自身を除く): 3475929980

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 1180, 1829, 3658, 7316, 9145, 18290, 36580, 78889, 157778, 315556, 394445, 788890, 1577780, 2445559, 4654451, 4891118, 9308902, 9782236, 12227795, 18617804, 23272255, 24455590, 46544510, 48911180, 93089020, 144287981, 288575962, 577151924, 721439905, 1442879810, 2885759620]

約数ペア:

[(1, 2885759620), (2, 1442879810), (4, 721439905), (5, 577151924), (10, 288575962), (20, 144287981), (31, 93089020), (59, 48911180), (62, 46544510), (118, 24455590), (124, 23272255), (155, 18617804), (236, 12227795), (295, 9782236), (310, 9308902), (590, 4891118), (620, 4654451), (1180, 2445559), (1829, 1577780), (3658, 788890), (7316, 394445), (9145, 315556), (18290, 157778), (36580, 78889)]