16888280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{11411}}^1$

素因数の和:11459

約数の個数: 32

約数和(自身を含む): 39029040

約数和(自身を除く): 22140760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 11411, 22822, 45644, 57055, 91288, 114110, 228220, 422207, 456440, 844414, 1688828, 2111035, 3377656, 4222070, 8444140, 16888280]

約数ペア:

[(1, 16888280), (2, 8444140), (4, 4222070), (5, 3377656), (8, 2111035), (10, 1688828), (20, 844414), (37, 456440), (40, 422207), (74, 228220), (148, 114110), (185, 91288), (296, 57055), (370, 45644), (740, 22822), (1480, 11411)]