28924940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131477}}^1$

素因数の和:131497

約数の個数: 24

約数和(自身を含む): 66264912

約数和(自身を除く): 37339972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 131477, 262954, 525908, 657385, 1314770, 1446247, 2629540, 2892494, 5784988, 7231235, 14462470, 28924940]

約数ペア:

[(1, 28924940), (2, 14462470), (4, 7231235), (5, 5784988), (10, 2892494), (11, 2629540), (20, 1446247), (22, 1314770), (44, 657385), (55, 525908), (110, 262954), (220, 131477)]