55872680

素因数分解:

$2^3\times 5^1\times {\mathrm{1396817}}^1$

素因数の和:1396828

約数の個数: 16

約数和(自身を含む): 125713620

約数和(自身を除く): 69840940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1396817, 2793634, 5587268, 6984085, 11174536, 13968170, 27936340, 55872680]

約数ペア:

[(1, 55872680), (2, 27936340), (4, 13968170), (5, 11174536), (8, 6984085), (10, 5587268), (20, 2793634), (40, 1396817)]