1550480

素因数分解:

$2^4\times 5^1\times {\mathrm{19381}}^1$

素因数の和:19394

約数の個数: 20

約数和(自身を含む): 3605052

約数和(自身を除く): 2054572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19381, 38762, 77524, 96905, 155048, 193810, 310096, 387620, 775240, 1550480]

約数ペア:

[(1, 1550480), (2, 775240), (4, 387620), (5, 310096), (8, 193810), (10, 155048), (16, 96905), (20, 77524), (40, 38762), (80, 19381)]