443301980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{8431}}^1$

素因数の和:8690

約数の個数: 48

約数和(自身を含む): 1019934720

約数和(自身を除く): 576632740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 239, 478, 956, 1195, 2390, 2629, 4780, 5258, 8431, 10516, 13145, 16862, 26290, 33724, 42155, 52580, 84310, 92741, 168620, 185482, 370964, 463705, 927410, 1854820, 2015009, 4030018, 8060036, 10075045, 20150090, 22165099, 40300180, 44330198, 88660396, 110825495, 221650990, 443301980]

約数ペア:

[(1, 443301980), (2, 221650990), (4, 110825495), (5, 88660396), (10, 44330198), (11, 40300180), (20, 22165099), (22, 20150090), (44, 10075045), (55, 8060036), (110, 4030018), (220, 2015009), (239, 1854820), (478, 927410), (956, 463705), (1195, 370964), (2390, 185482), (2629, 168620), (4780, 92741), (5258, 84310), (8431, 52580), (10516, 42155), (13145, 33724), (16862, 26290)]