5393320

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 12256200

約数和(自身を除く): 6862880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 1237, 2180, 2474, 4360, 4948, 6185, 9896, 12370, 24740, 49480, 134833, 269666, 539332, 674165, 1078664, 1348330, 2696660, 5393320]

約数ペア:

[(1, 5393320), (2, 2696660), (4, 1348330), (5, 1078664), (8, 674165), (10, 539332), (20, 269666), (40, 134833), (109, 49480), (218, 24740), (436, 12370), (545, 9896), (872, 6185), (1090, 4948), (1237, 4360), (2180, 2474)]