2492538620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{871517}}^1$

素因数の和:871550

約数の個数: 48

約数和(自身を含む): 6149431008

約数和(自身を除く): 3656892388

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 871517, 1743034, 3486068, 4357585, 8715170, 9586687, 11329721, 17430340, 19173374, 22659442, 38346748, 45318884, 47933435, 56648605, 95866870, 113297210, 124626931, 191733740, 226594420, 249253862, 498507724, 623134655, 1246269310, 2492538620]

約数ペア:

[(1, 2492538620), (2, 1246269310), (4, 623134655), (5, 498507724), (10, 249253862), (11, 226594420), (13, 191733740), (20, 124626931), (22, 113297210), (26, 95866870), (44, 56648605), (52, 47933435), (55, 45318884), (65, 38346748), (110, 22659442), (130, 19173374), (143, 17430340), (220, 11329721), (260, 9586687), (286, 8715170), (572, 4357585), (715, 3486068), (1430, 1743034), (2860, 871517)]