40298980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69481}}^1$

素因数の和:69519

約数の個数: 24

約数和(自身を含む): 87547320

約数和(自身を除く): 47248340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 69481, 138962, 277924, 347405, 694810, 1389620, 2014949, 4029898, 8059796, 10074745, 20149490, 40298980]

約数ペア:

[(1, 40298980), (2, 20149490), (4, 10074745), (5, 8059796), (10, 4029898), (20, 2014949), (29, 1389620), (58, 694810), (116, 347405), (145, 277924), (290, 138962), (580, 69481)]