20055800

素因数分解:

$2^3\times 5^2\times {\mathrm{100279}}^1$

素因数の和:100295

約数の個数: 24

約数和(自身を含む): 46630200

約数和(自身を除く): 26574400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 100279, 200558, 401116, 501395, 802232, 1002790, 2005580, 2506975, 4011160, 5013950, 10027900, 20055800]

約数ペア:

[(1, 20055800), (2, 10027900), (4, 5013950), (5, 4011160), (8, 2506975), (10, 2005580), (20, 1002790), (25, 802232), (40, 501395), (50, 401116), (100, 200558), (200, 100279)]