20237537580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25945561}}^1$

素因数の和:25945586

約数の個数: 48

約数和(自身を含む): 61023961824

約数和(自身を除く): 40786424244

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, 25945561, 51891122, 77836683, 103782244, 129727805, 155673366, 259455610, 311346732, 337292293, 389183415, 518911220, 674584586, 778366830, 1011876879, 1349169172, 1556733660, 1686461465, 2023753758, 3372922930, 4047507516, 5059384395, 6745845860, 10118768790, 20237537580]

約数ペア:

[(1, 20237537580), (2, 10118768790), (3, 6745845860), (4, 5059384395), (5, 4047507516), (6, 3372922930), (10, 2023753758), (12, 1686461465), (13, 1556733660), (15, 1349169172), (20, 1011876879), (26, 778366830), (30, 674584586), (39, 518911220), (52, 389183415), (60, 337292293), (65, 311346732), (78, 259455610), (130, 155673366), (156, 129727805), (195, 103782244), (260, 77836683), (390, 51891122), (780, 25945561)]