1640908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 3099600

約数和(自身を除く): 1458692

約数列:

[1, 2, 4, 17, 34, 59, 68, 118, 236, 409, 818, 1003, 1636, 2006, 4012, 6953, 13906, 24131, 27812, 48262, 96524, 410227, 820454, 1640908]

約数ペア:

[(1, 1640908), (2, 820454), (4, 410227), (17, 96524), (34, 48262), (59, 27812), (68, 24131), (118, 13906), (236, 6953), (409, 4012), (818, 2006), (1003, 1636)]