40139528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2699}}^1$

素因数の和:2742

約数の個数: 48

約数和(自身を含む): 88938000

約数和(自身を除く): 48798472

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 169, 286, 338, 572, 676, 1144, 1352, 1859, 2699, 3718, 5398, 7436, 10796, 14872, 21592, 29689, 35087, 59378, 70174, 118756, 140348, 237512, 280696, 385957, 456131, 771914, 912262, 1543828, 1824524, 3087656, 3649048, 5017441, 10034882, 20069764, 40139528]

約数ペア:

[(1, 40139528), (2, 20069764), (4, 10034882), (8, 5017441), (11, 3649048), (13, 3087656), (22, 1824524), (26, 1543828), (44, 912262), (52, 771914), (88, 456131), (104, 385957), (143, 280696), (169, 237512), (286, 140348), (338, 118756), (572, 70174), (676, 59378), (1144, 35087), (1352, 29689), (1859, 21592), (2699, 14872), (3718, 10796), (5398, 7436)]