1145290420

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{36451}}^1$

素因数の和:38031

約数の個数: 24

約数和(自身を含む): 2406706848

約数和(自身を除く): 1261416428

約数列:

[1, 2, 4, 5, 10, 20, 1571, 3142, 6284, 7855, 15710, 31420, 36451, 72902, 145804, 182255, 364510, 729020, 57264521, 114529042, 229058084, 286322605, 572645210, 1145290420]

約数ペア:

[(1, 1145290420), (2, 572645210), (4, 286322605), (5, 229058084), (10, 114529042), (20, 57264521), (1571, 729020), (3142, 364510), (6284, 182255), (7855, 145804), (15710, 72902), (31420, 36451)]