320818480

素因数分解:

$2^4\times 5^1\times {\mathrm{4010231}}^1$

素因数の和:4010244

約数の個数: 20

約数和(自身を含む): 745903152

約数和(自身を除く): 425084672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4010231, 8020462, 16040924, 20051155, 32081848, 40102310, 64163696, 80204620, 160409240, 320818480]

約数ペア:

[(1, 320818480), (2, 160409240), (4, 80204620), (5, 64163696), (8, 40102310), (10, 32081848), (16, 20051155), (20, 16040924), (40, 8020462), (80, 4010231)]