26485840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4663}}^1$

素因数の和:4747

約数の個数: 40

約数和(自身を含む): 62460288

約数和(自身を除く): 35974448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 4663, 5680, 9326, 18652, 23315, 37304, 46630, 74608, 93260, 186520, 331073, 373040, 662146, 1324292, 1655365, 2648584, 3310730, 5297168, 6621460, 13242920, 26485840]

約数ペア:

[(1, 26485840), (2, 13242920), (4, 6621460), (5, 5297168), (8, 3310730), (10, 2648584), (16, 1655365), (20, 1324292), (40, 662146), (71, 373040), (80, 331073), (142, 186520), (284, 93260), (355, 74608), (568, 46630), (710, 37304), (1136, 23315), (1420, 18652), (2840, 9326), (4663, 5680)]