152000720

素因数分解:

$2^4\times 5^1\times {\mathrm{1900009}}^1$

素因数の和:1900022

約数の個数: 20

約数和(自身を含む): 353401860

約数和(自身を除く): 201401140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1900009, 3800018, 7600036, 9500045, 15200072, 19000090, 30400144, 38000180, 76000360, 152000720]

約数ペア:

[(1, 152000720), (2, 76000360), (4, 38000180), (5, 30400144), (8, 19000090), (10, 15200072), (16, 9500045), (20, 7600036), (40, 3800018), (80, 1900009)]