163930940

素因数分解:

$2^2\times 5^1\times {\mathrm{2371}}^1\times {\mathrm{3457}}^1$

素因数の和:5837

約数の個数: 24

約数和(自身を含む): 344499792

約数和(自身を除く): 180568852

約数列:

[1, 2, 4, 5, 10, 20, 2371, 3457, 4742, 6914, 9484, 11855, 13828, 17285, 23710, 34570, 47420, 69140, 8196547, 16393094, 32786188, 40982735, 81965470, 163930940]

約数ペア:

[(1, 163930940), (2, 81965470), (4, 40982735), (5, 32786188), (10, 16393094), (20, 8196547), (2371, 69140), (3457, 47420), (4742, 34570), (6914, 23710), (9484, 17285), (11855, 13828)]