640920563710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17477}}^1\times {\mathrm{30817}}^1$

素因数の和:48325

約数の個数: 64

約数和(自身を含む): 1396147114368

約数和(自身を除く): 755226550658

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17477, 30817, 34954, 61634, 87385, 122339, 154085, 174770, 215719, 244678, 297109, 308170, 431438, 523889, 594218, 611695, 1047778, 1078595, 1223390, 1485545, 2079763, 2157190, 2619445, 2971090, 3667223, 4159526, 5238890, 7334446, 10398815, 18336115, 20797630, 36672230, 538588709, 1077177418, 2692943545, 3770120963, 5385887090, 7540241926, 9156008053, 18312016106, 18850604815, 37701209630, 45780040265, 64092056371, 91560080530, 128184112742, 320460281855, 640920563710]

約数ペア:

[(1, 640920563710), (2, 320460281855), (5, 128184112742), (7, 91560080530), (10, 64092056371), (14, 45780040265), (17, 37701209630), (34, 18850604815), (35, 18312016106), (70, 9156008053), (85, 7540241926), (119, 5385887090), (170, 3770120963), (238, 2692943545), (595, 1077177418), (1190, 538588709), (17477, 36672230), (30817, 20797630), (34954, 18336115), (61634, 10398815), (87385, 7334446), (122339, 5238890), (154085, 4159526), (174770, 3667223), (215719, 2971090), (244678, 2619445), (297109, 2157190), (308170, 2079763), (431438, 1485545), (523889, 1223390), (594218, 1078595), (611695, 1047778)]