7557420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9689}}^1$

素因数の和:9714

約数の個数: 48

約数和(自身を含む): 22790880

約数和(自身を除く): 15233460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 9689, 19378, 29067, 38756, 48445, 58134, 96890, 116268, 125957, 145335, 193780, 251914, 290670, 377871, 503828, 581340, 629785, 755742, 1259570, 1511484, 1889355, 2519140, 3778710, 7557420]

約数ペア:

[(1, 7557420), (2, 3778710), (3, 2519140), (4, 1889355), (5, 1511484), (6, 1259570), (10, 755742), (12, 629785), (13, 581340), (15, 503828), (20, 377871), (26, 290670), (30, 251914), (39, 193780), (52, 145335), (60, 125957), (65, 116268), (78, 96890), (130, 58134), (156, 48445), (195, 38756), (260, 29067), (390, 19378), (780, 9689)]