1284156740

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{358703}}^1$

素因数の和:358891

約数の個数: 24

約数和(自身を含む): 2711802240

約数和(自身を除く): 1427645500

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 358703, 717406, 1434812, 1793515, 3587030, 7174060, 64207837, 128415674, 256831348, 321039185, 642078370, 1284156740]

約数ペア:

[(1, 1284156740), (2, 642078370), (4, 321039185), (5, 256831348), (10, 128415674), (20, 64207837), (179, 7174060), (358, 3587030), (716, 1793515), (895, 1434812), (1790, 717406), (3580, 358703)]