20159095400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3251467}}^1$

素因数の和:3251514

約数の個数: 48

約数和(自身を含む): 48381843840

約数和(自身を除く): 28222748440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 3251467, 6502934, 13005868, 16257335, 26011736, 32514670, 65029340, 81286675, 100795477, 130058680, 162573350, 201590954, 325146700, 403181908, 503977385, 650293400, 806363816, 1007954770, 2015909540, 2519886925, 4031819080, 5039773850, 10079547700, 20159095400]

約数ペア:

[(1, 20159095400), (2, 10079547700), (4, 5039773850), (5, 4031819080), (8, 2519886925), (10, 2015909540), (20, 1007954770), (25, 806363816), (31, 650293400), (40, 503977385), (50, 403181908), (62, 325146700), (100, 201590954), (124, 162573350), (155, 130058680), (200, 100795477), (248, 81286675), (310, 65029340), (620, 32514670), (775, 26011736), (1240, 16257335), (1550, 13005868), (3100, 6502934), (6200, 3251467)]