4920380

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1567}}^1$

素因数の和:1733

約数の個数: 24

約数和(自身を含む): 10405248

約数和(自身を除く): 5484868

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1567, 1570, 3134, 3140, 6268, 7835, 15670, 31340, 246019, 492038, 984076, 1230095, 2460190, 4920380]

約数ペア:

[(1, 4920380), (2, 2460190), (4, 1230095), (5, 984076), (10, 492038), (20, 246019), (157, 31340), (314, 15670), (628, 7835), (785, 6268), (1567, 3140), (1570, 3134)]