30542440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24631}}^1$

素因数の和:24673

約数の個数: 32

約数和(自身を含む): 70940160

約数和(自身を除く): 40397720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 24631, 49262, 98524, 123155, 197048, 246310, 492620, 763561, 985240, 1527122, 3054244, 3817805, 6108488, 7635610, 15271220, 30542440]

約数ペア:

[(1, 30542440), (2, 15271220), (4, 7635610), (5, 6108488), (8, 3817805), (10, 3054244), (20, 1527122), (31, 985240), (40, 763561), (62, 492620), (124, 246310), (155, 197048), (248, 123155), (310, 98524), (620, 49262), (1240, 24631)]