98657140

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{11717}}^1$

素因数の和:12147

約数の個数: 24

約数和(自身を含む): 207689832

約数和(自身を除く): 109032692

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 11717, 23434, 46868, 58585, 117170, 234340, 4932857, 9865714, 19731428, 24664285, 49328570, 98657140]

約数ペア:

[(1, 98657140), (2, 49328570), (4, 24664285), (5, 19731428), (10, 9865714), (20, 4932857), (421, 234340), (842, 117170), (1684, 58585), (2105, 46868), (4210, 23434), (8420, 11717)]