1103020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 2339568

約数和(自身を除く): 1236548

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 421, 524, 655, 842, 1310, 1684, 2105, 2620, 4210, 8420, 55151, 110302, 220604, 275755, 551510, 1103020]

約数ペア:

[(1, 1103020), (2, 551510), (4, 275755), (5, 220604), (10, 110302), (20, 55151), (131, 8420), (262, 4210), (421, 2620), (524, 2105), (655, 1684), (842, 1310)]