1040808740

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{149113}}^1$

素因数の和:149471

約数の個数: 24

約数和(自身を含む): 2191975800

約数和(自身を除く): 1151167060

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 149113, 298226, 596452, 745565, 1491130, 2982260, 52040437, 104080874, 208161748, 260202185, 520404370, 1040808740]

約数ペア:

[(1, 1040808740), (2, 520404370), (4, 260202185), (5, 208161748), (10, 104080874), (20, 52040437), (349, 2982260), (698, 1491130), (1396, 745565), (1745, 596452), (3490, 298226), (6980, 149113)]