3161360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:975

約数の個数: 40

約数和(自身を含む): 7529280

約数和(自身を除く): 4367920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 919, 1720, 1838, 3440, 3676, 4595, 7352, 9190, 14704, 18380, 36760, 39517, 73520, 79034, 158068, 197585, 316136, 395170, 632272, 790340, 1580680, 3161360]

約数ペア:

[(1, 3161360), (2, 1580680), (4, 790340), (5, 632272), (8, 395170), (10, 316136), (16, 197585), (20, 158068), (40, 79034), (43, 73520), (80, 39517), (86, 36760), (172, 18380), (215, 14704), (344, 9190), (430, 7352), (688, 4595), (860, 3676), (919, 3440), (1720, 1838)]