307850660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{40829}}^1$

素因数の和:40880

約数の個数: 48

約数和(自身を含む): 720241200

約数和(自身を除く): 412390540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 40829, 81658, 163316, 204145, 408290, 530777, 816580, 1061554, 1184041, 2123108, 2368082, 2653885, 4736164, 5307770, 5920205, 10615540, 11840410, 15392533, 23680820, 30785066, 61570132, 76962665, 153925330, 307850660]

約数ペア:

[(1, 307850660), (2, 153925330), (4, 76962665), (5, 61570132), (10, 30785066), (13, 23680820), (20, 15392533), (26, 11840410), (29, 10615540), (52, 5920205), (58, 5307770), (65, 4736164), (116, 2653885), (130, 2368082), (145, 2123108), (260, 1184041), (290, 1061554), (377, 816580), (580, 530777), (754, 408290), (1508, 204145), (1885, 163316), (3770, 81658), (7540, 40829)]