4528280

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1433}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 10324800

約数和(自身を除く): 5796520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1433, 1580, 2866, 3160, 5732, 7165, 11464, 14330, 28660, 57320, 113207, 226414, 452828, 566035, 905656, 1132070, 2264140, 4528280]

約数ペア:

[(1, 4528280), (2, 2264140), (4, 1132070), (5, 905656), (8, 566035), (10, 452828), (20, 226414), (40, 113207), (79, 57320), (158, 28660), (316, 14330), (395, 11464), (632, 7165), (790, 5732), (1433, 3160), (1580, 2866)]