17959547140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1\times {\mathrm{347}}^1$

素因数の和:877

約数の個数: 96

約数和(自身を含む): 38907558144

約数和(自身を除く): 20948011004

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 157, 212, 265, 311, 314, 347, 530, 622, 628, 694, 785, 1060, 1244, 1388, 1555, 1570, 1735, 3110, 3140, 3470, 6220, 6940, 8321, 16483, 16642, 18391, 32966, 33284, 36782, 41605, 48827, 54479, 65932, 73564, 82415, 83210, 91955, 97654, 107917, 108958, 164830, 166420, 183910, 195308, 215834, 217916, 244135, 272395, 329660, 367820, 431668, 488270, 539585, 544790, 976540, 1079170, 1089580, 2158340, 2587831, 2887387, 5175662, 5719601, 5774774, 10351324, 11439202, 11549548, 12939155, 14436935, 16942969, 22878404, 25878310, 28598005, 28873870, 33885938, 51756620, 57196010, 57747740, 67771876, 84714845, 114392020, 169429690, 338859380, 897977357, 1795954714, 3591909428, 4489886785, 8979773570, 17959547140]

約数ペア:

[(1, 17959547140), (2, 8979773570), (4, 4489886785), (5, 3591909428), (10, 1795954714), (20, 897977357), (53, 338859380), (106, 169429690), (157, 114392020), (212, 84714845), (265, 67771876), (311, 57747740), (314, 57196010), (347, 51756620), (530, 33885938), (622, 28873870), (628, 28598005), (694, 25878310), (785, 22878404), (1060, 16942969), (1244, 14436935), (1388, 12939155), (1555, 11549548), (1570, 11439202), (1735, 10351324), (3110, 5774774), (3140, 5719601), (3470, 5175662), (6220, 2887387), (6940, 2587831), (8321, 2158340), (16483, 1089580), (16642, 1079170), (18391, 976540), (32966, 544790), (33284, 539585), (36782, 488270), (41605, 431668), (48827, 367820), (54479, 329660), (65932, 272395), (73564, 244135), (82415, 217916), (83210, 215834), (91955, 195308), (97654, 183910), (107917, 166420), (108958, 164830)]