72176380

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{20161}}^1$

素因数の和:20349

約数の個数: 24

約数和(自身を含む): 152424720

約数和(自身を除く): 80248340

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 20161, 40322, 80644, 100805, 201610, 403220, 3608819, 7217638, 14435276, 18044095, 36088190, 72176380]

約数ペア:

[(1, 72176380), (2, 36088190), (4, 18044095), (5, 14435276), (10, 7217638), (20, 3608819), (179, 403220), (358, 201610), (716, 100805), (895, 80644), (1790, 40322), (3580, 20161)]