56555380220

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{6716791}}^1$

素因数の和:6717221

約数の個数: 24

約数和(自身を含む): 119048421408

約数和(自身を除く): 62493041188

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 6716791, 13433582, 26867164, 33583955, 67167910, 134335820, 2827769011, 5655538022, 11311076044, 14138845055, 28277690110, 56555380220]

約数ペア:

[(1, 56555380220), (2, 28277690110), (4, 14138845055), (5, 11311076044), (10, 5655538022), (20, 2827769011), (421, 134335820), (842, 67167910), (1684, 33583955), (2105, 26867164), (4210, 13433582), (8420, 6716791)]