863320

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 1969920

約数和(自身を除く): 1106600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 191, 226, 382, 452, 565, 764, 904, 955, 1130, 1528, 1910, 2260, 3820, 4520, 7640, 21583, 43166, 86332, 107915, 172664, 215830, 431660, 863320]

約数ペア:

[(1, 863320), (2, 431660), (4, 215830), (5, 172664), (8, 107915), (10, 86332), (20, 43166), (40, 21583), (113, 7640), (191, 4520), (226, 3820), (382, 2260), (452, 1910), (565, 1528), (764, 1130), (904, 955)]