172907233780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{579409}}^1$

素因数の和:579808

約数の個数: 48

約数和(自身を含む): 372620888640

約数和(自身を除く): 199713654860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 347, 430, 694, 860, 1388, 1735, 3470, 6940, 14921, 29842, 59684, 74605, 149210, 298420, 579409, 1158818, 2317636, 2897045, 5794090, 11588180, 24914587, 49829174, 99658348, 124572935, 201054923, 249145870, 402109846, 498291740, 804219692, 1005274615, 2010549230, 4021098460, 8645361689, 17290723378, 34581446756, 43226808445, 86453616890, 172907233780]

約数ペア:

[(1, 172907233780), (2, 86453616890), (4, 43226808445), (5, 34581446756), (10, 17290723378), (20, 8645361689), (43, 4021098460), (86, 2010549230), (172, 1005274615), (215, 804219692), (347, 498291740), (430, 402109846), (694, 249145870), (860, 201054923), (1388, 124572935), (1735, 99658348), (3470, 49829174), (6940, 24914587), (14921, 11588180), (29842, 5794090), (59684, 2897045), (74605, 2317636), (149210, 1158818), (298420, 579409)]