148534040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{86357}}^1$

素因数の和:86411

約数の個数: 32

約数和(自身を含む): 341977680

約数和(自身を除く): 193443640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 86357, 172714, 345428, 431785, 690856, 863570, 1727140, 3454280, 3713351, 7426702, 14853404, 18566755, 29706808, 37133510, 74267020, 148534040]

約数ペア:

[(1, 148534040), (2, 74267020), (4, 37133510), (5, 29706808), (8, 18566755), (10, 14853404), (20, 7426702), (40, 3713351), (43, 3454280), (86, 1727140), (172, 863570), (215, 690856), (344, 431785), (430, 345428), (860, 172714), (1720, 86357)]