74897180

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{20921}}^1$

素因数の和:21109

約数の個数: 24

約数和(自身を含む): 158170320

約数和(自身を除く): 83273140

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 20921, 41842, 83684, 104605, 209210, 418420, 3744859, 7489718, 14979436, 18724295, 37448590, 74897180]

約数ペア:

[(1, 74897180), (2, 37448590), (4, 18724295), (5, 14979436), (10, 7489718), (20, 3744859), (179, 418420), (358, 209210), (716, 104605), (895, 83684), (1790, 41842), (3580, 20921)]