896020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 1911168

約数和(自身を除く): 1015148

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 631, 710, 1262, 1420, 2524, 3155, 6310, 12620, 44801, 89602, 179204, 224005, 448010, 896020]

約数ペア:

[(1, 896020), (2, 448010), (4, 224005), (5, 179204), (10, 89602), (20, 44801), (71, 12620), (142, 6310), (284, 3155), (355, 2524), (631, 1420), (710, 1262)]