40143016

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1031}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 78266880

約数和(自身を除く): 38123864

約数列:

[1, 2, 4, 8, 31, 62, 124, 157, 248, 314, 628, 1031, 1256, 2062, 4124, 4867, 8248, 9734, 19468, 31961, 38936, 63922, 127844, 161867, 255688, 323734, 647468, 1294936, 5017877, 10035754, 20071508, 40143016]

約数ペア:

[(1, 40143016), (2, 20071508), (4, 10035754), (8, 5017877), (31, 1294936), (62, 647468), (124, 323734), (157, 255688), (248, 161867), (314, 127844), (628, 63922), (1031, 38936), (1256, 31961), (2062, 19468), (4124, 9734), (4867, 8248)]