90659020

素因数分解:

$2^2\times 5^1\times {\mathrm{4532951}}^1$

素因数の和:4532960

約数の個数: 12

約数和(自身を含む): 190383984

約数和(自身を除く): 99724964

約数列:

[1, 2, 4, 5, 10, 20, 4532951, 9065902, 18131804, 22664755, 45329510, 90659020]

約数ペア:

[(1, 90659020), (2, 45329510), (4, 22664755), (5, 18131804), (10, 9065902), (20, 4532951)]