206312020

素因数分解:

$2^2\times 5^1\times {\mathrm{1723}}^1\times {\mathrm{5987}}^1$

素因数の和:7719

約数の個数: 24

約数和(自身を含む): 433579104

約数和(自身を除く): 227267084

約数列:

[1, 2, 4, 5, 10, 20, 1723, 3446, 5987, 6892, 8615, 11974, 17230, 23948, 29935, 34460, 59870, 119740, 10315601, 20631202, 41262404, 51578005, 103156010, 206312020]

約数ペア:

[(1, 206312020), (2, 103156010), (4, 51578005), (5, 41262404), (10, 20631202), (20, 10315601), (1723, 119740), (3446, 59870), (5987, 34460), (6892, 29935), (8615, 23948), (11974, 17230)]