165788780

素因数分解:

$2^2\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{7019}}^1$

素因数の和:8209

約数の個数: 24

約数和(自身を含む): 348500880

約数和(自身を除く): 182712100

約数列:

[1, 2, 4, 5, 10, 20, 1181, 2362, 4724, 5905, 7019, 11810, 14038, 23620, 28076, 35095, 70190, 140380, 8289439, 16578878, 33157756, 41447195, 82894390, 165788780]

約数ペア:

[(1, 165788780), (2, 82894390), (4, 41447195), (5, 33157756), (10, 16578878), (20, 8289439), (1181, 140380), (2362, 70190), (4724, 35095), (5905, 28076), (7019, 23620), (11810, 14038)]