402050060

素因数分解:

$2^2\times 5^1\times {\mathrm{20102503}}^1$

素因数の和:20102512

約数の個数: 12

約数和(自身を含む): 844305168

約数和(自身を除く): 442255108

約数列:

[1, 2, 4, 5, 10, 20, 20102503, 40205006, 80410012, 100512515, 201025030, 402050060]

約数ペア:

[(1, 402050060), (2, 201025030), (4, 100512515), (5, 80410012), (10, 40205006), (20, 20102503)]