1254260147480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{441640897}}^1$

素因数の和:441640979

約数の個数: 32

約数和(自身を含む): 2861833019040

約数和(自身を除く): 1607572871560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 441640897, 883281794, 1766563588, 2208204485, 3533127176, 4416408970, 8832817940, 17665635880, 31356503687, 62713007374, 125426014748, 156782518435, 250852029496, 313565036870, 627130073740, 1254260147480]

約数ペア:

[(1, 1254260147480), (2, 627130073740), (4, 313565036870), (5, 250852029496), (8, 156782518435), (10, 125426014748), (20, 62713007374), (40, 31356503687), (71, 17665635880), (142, 8832817940), (284, 4416408970), (355, 3533127176), (568, 2208204485), (710, 1766563588), (1420, 883281794), (2840, 441640897)]