67435780

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{8009}}^1$

素因数の和:8439

約数の個数: 24

約数和(自身を含む): 141969240

約数和(自身を除く): 74533460

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8009, 8420, 16018, 32036, 40045, 80090, 160180, 3371789, 6743578, 13487156, 16858945, 33717890, 67435780]

約数ペア:

[(1, 67435780), (2, 33717890), (4, 16858945), (5, 13487156), (10, 6743578), (20, 3371789), (421, 160180), (842, 80090), (1684, 40045), (2105, 32036), (4210, 16018), (8009, 8420)]