268519640

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{59407}}^1$

素因数の和:59531

約数の個数: 32

約数和(自身を含む): 609526080

約数和(自身を除く): 341006440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 59407, 118814, 237628, 297035, 475256, 594070, 1188140, 2376280, 6712991, 13425982, 26851964, 33564955, 53703928, 67129910, 134259820, 268519640]

約数ペア:

[(1, 268519640), (2, 134259820), (4, 67129910), (5, 53703928), (8, 33564955), (10, 26851964), (20, 13425982), (40, 6712991), (113, 2376280), (226, 1188140), (452, 594070), (565, 475256), (904, 297035), (1130, 237628), (2260, 118814), (4520, 59407)]