127956680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{28309}}^1$

素因数の和:28433

約数の個数: 32

約数和(自身を含む): 290460600

約数和(自身を除く): 162503920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 28309, 56618, 113236, 141545, 226472, 283090, 566180, 1132360, 3198917, 6397834, 12795668, 15994585, 25591336, 31989170, 63978340, 127956680]

約数ペア:

[(1, 127956680), (2, 63978340), (4, 31989170), (5, 25591336), (8, 15994585), (10, 12795668), (20, 6397834), (40, 3198917), (113, 1132360), (226, 566180), (452, 283090), (565, 226472), (904, 141545), (1130, 113236), (2260, 56618), (4520, 28309)]