268564840

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{59417}}^1$

素因数の和:59541

約数の個数: 32

約数和(自身を含む): 609628680

約数和(自身を除く): 341063840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 59417, 118834, 237668, 297085, 475336, 594170, 1188340, 2376680, 6714121, 13428242, 26856484, 33570605, 53712968, 67141210, 134282420, 268564840]

約数ペア:

[(1, 268564840), (2, 134282420), (4, 67141210), (5, 53712968), (8, 33570605), (10, 26856484), (20, 13428242), (40, 6714121), (113, 2376680), (226, 1188340), (452, 594170), (565, 475336), (904, 297085), (1130, 237668), (2260, 118834), (4520, 59417)]