30821410

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{7321}}^1$

素因数の和:7749

約数の個数: 16

約数和(自身を含む): 55617912

約数和(自身を除く): 24796502

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 7321, 14642, 36605, 73210, 3082141, 6164282, 15410705, 30821410]

約数ペア:

[(1, 30821410), (2, 15410705), (5, 6164282), (10, 3082141), (421, 73210), (842, 36605), (2105, 14642), (4210, 7321)]