836574020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1\times {\mathrm{1399}}^1$

素因数の和:2468

約数の個数: 48

約数和(自身を含む): 1820448000

約数和(自身を除く): 983873980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1031, 1399, 2062, 2798, 4124, 5155, 5596, 6995, 10310, 13990, 20620, 27980, 29899, 40571, 59798, 81142, 119596, 149495, 162284, 202855, 298990, 405710, 597980, 811420, 1442369, 2884738, 5769476, 7211845, 14423690, 28847380, 41828701, 83657402, 167314804, 209143505, 418287010, 836574020]

約数ペア:

[(1, 836574020), (2, 418287010), (4, 209143505), (5, 167314804), (10, 83657402), (20, 41828701), (29, 28847380), (58, 14423690), (116, 7211845), (145, 5769476), (290, 2884738), (580, 1442369), (1031, 811420), (1399, 597980), (2062, 405710), (2798, 298990), (4124, 202855), (5155, 162284), (5596, 149495), (6995, 119596), (10310, 81142), (13990, 59798), (20620, 40571), (27980, 29899)]