40981616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2699}}^1$

素因数の和:2793

約数の個数: 40

約数和(自身を含む): 86713200

約数和(自身を除く): 45731584

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 2699, 3796, 5398, 7592, 10796, 15184, 21592, 35087, 43184, 70174, 140348, 197027, 280696, 394054, 561392, 788108, 1576216, 2561351, 3152432, 5122702, 10245404, 20490808, 40981616]

約数ペア:

[(1, 40981616), (2, 20490808), (4, 10245404), (8, 5122702), (13, 3152432), (16, 2561351), (26, 1576216), (52, 788108), (73, 561392), (104, 394054), (146, 280696), (208, 197027), (292, 140348), (584, 70174), (949, 43184), (1168, 35087), (1898, 21592), (2699, 15184), (3796, 10796), (5398, 7592)]