15271220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24631}}^1$

素因数の和:24671

約数の個数: 24

約数和(自身を含む): 33105408

約数和(自身を除く): 17834188

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 24631, 49262, 98524, 123155, 246310, 492620, 763561, 1527122, 3054244, 3817805, 7635610, 15271220]

約数ペア:

[(1, 15271220), (2, 7635610), (4, 3817805), (5, 3054244), (10, 1527122), (20, 763561), (31, 492620), (62, 246310), (124, 123155), (155, 98524), (310, 49262), (620, 24631)]