1720294410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{136207}}^1$

素因数の和:136638

約数の個数: 32

約数和(自身を含む): 4138543872

約数和(自身を除く): 2418249462

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 421, 842, 1263, 2105, 2526, 4210, 6315, 12630, 136207, 272414, 408621, 681035, 817242, 1362070, 2043105, 4086210, 57343147, 114686294, 172029441, 286715735, 344058882, 573431470, 860147205, 1720294410]

約数ペア:

[(1, 1720294410), (2, 860147205), (3, 573431470), (5, 344058882), (6, 286715735), (10, 172029441), (15, 114686294), (30, 57343147), (421, 4086210), (842, 2043105), (1263, 1362070), (2105, 817242), (2526, 681035), (4210, 408621), (6315, 272414), (12630, 136207)]