320642708

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{40961}}^1$

素因数の和:41087

約数の個数: 24

約数和(自身を含む): 596406720

約数和(自身を除く): 275764012

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 3914, 7828, 40961, 81922, 163844, 778259, 1556518, 3113036, 4218983, 8437966, 16875932, 80160677, 160321354, 320642708]

約数ペア:

[(1, 320642708), (2, 160321354), (4, 80160677), (19, 16875932), (38, 8437966), (76, 4218983), (103, 3113036), (206, 1556518), (412, 778259), (1957, 163844), (3914, 81922), (7828, 40961)]