2206040

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 5013360

約数和(自身を除く): 2807320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 421, 524, 655, 842, 1048, 1310, 1684, 2105, 2620, 3368, 4210, 5240, 8420, 16840, 55151, 110302, 220604, 275755, 441208, 551510, 1103020, 2206040]

約数ペア:

[(1, 2206040), (2, 1103020), (4, 551510), (5, 441208), (8, 275755), (10, 220604), (20, 110302), (40, 55151), (131, 16840), (262, 8420), (421, 5240), (524, 4210), (655, 3368), (842, 2620), (1048, 2105), (1310, 1684)]