40432664

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{1409}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 80708400

約数和(自身を除く): 40275736

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211, 422, 844, 1409, 1688, 2818, 3587, 5636, 7174, 11272, 14348, 23953, 28696, 47906, 95812, 191624, 297299, 594598, 1189196, 2378392, 5054083, 10108166, 20216332, 40432664]

約数ペア:

[(1, 40432664), (2, 20216332), (4, 10108166), (8, 5054083), (17, 2378392), (34, 1189196), (68, 594598), (136, 297299), (211, 191624), (422, 95812), (844, 47906), (1409, 28696), (1688, 23953), (2818, 14348), (3587, 11272), (5636, 7174)]