6489740

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2477}}^1$

素因数の和:2617

約数の個数: 24

約数和(自身を含む): 13738032

約数和(自身を除く): 7248292

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2477, 2620, 4954, 9908, 12385, 24770, 49540, 324487, 648974, 1297948, 1622435, 3244870, 6489740]

約数ペア:

[(1, 6489740), (2, 3244870), (4, 1622435), (5, 1297948), (10, 648974), (20, 324487), (131, 49540), (262, 24770), (524, 12385), (655, 9908), (1310, 4954), (2477, 2620)]