1270293980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1549139}}^1$

素因数の和:1549189

約数の個数: 24

約数和(自身を含む): 2732682960

約数和(自身を除く): 1462388980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1549139, 3098278, 6196556, 7745695, 15491390, 30982780, 63514699, 127029398, 254058796, 317573495, 635146990, 1270293980]

約数ペア:

[(1, 1270293980), (2, 635146990), (4, 317573495), (5, 254058796), (10, 127029398), (20, 63514699), (41, 30982780), (82, 15491390), (164, 7745695), (205, 6196556), (410, 3098278), (820, 1549139)]