38143580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2609}}^1$

素因数の和:2678

約数の個数: 48

約数和(自身を含む): 86819040

約数和(自身を除く): 48675460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2609, 2924, 3655, 5218, 7310, 10436, 13045, 14620, 26090, 44353, 52180, 88706, 112187, 177412, 221765, 224374, 443530, 448748, 560935, 887060, 1121870, 1907179, 2243740, 3814358, 7628716, 9535895, 19071790, 38143580]

約数ペア:

[(1, 38143580), (2, 19071790), (4, 9535895), (5, 7628716), (10, 3814358), (17, 2243740), (20, 1907179), (34, 1121870), (43, 887060), (68, 560935), (85, 448748), (86, 443530), (170, 224374), (172, 221765), (215, 177412), (340, 112187), (430, 88706), (731, 52180), (860, 44353), (1462, 26090), (2609, 14620), (2924, 13045), (3655, 10436), (5218, 7310)]