26867980

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2129}}^1$

素因数の和:2769

約数の個数: 24

約数和(自身を含む): 56538720

約数和(自身を除く): 29670740

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2129, 2524, 3155, 4258, 6310, 8516, 10645, 12620, 21290, 42580, 1343399, 2686798, 5373596, 6716995, 13433990, 26867980]

約数ペア:

[(1, 26867980), (2, 13433990), (4, 6716995), (5, 5373596), (10, 2686798), (20, 1343399), (631, 42580), (1262, 21290), (2129, 12620), (2524, 10645), (3155, 8516), (4258, 6310)]