1445440460

素因数分解:

$2^2\times 5^1\times {\mathrm{72272023}}^1$

素因数の和:72272032

約数の個数: 12

約数和(自身を含む): 3035425008

約数和(自身を除く): 1589984548

約数列:

[1, 2, 4, 5, 10, 20, 72272023, 144544046, 289088092, 361360115, 722720230, 1445440460]

約数ペア:

[(1, 1445440460), (2, 722720230), (4, 361360115), (5, 289088092), (10, 144544046), (20, 72272023)]