38925020

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{2473}}^1$

素因数の和:3269

約数の個数: 24

約数和(自身を含む): 81879504

約数和(自身を除く): 42954484

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 2473, 3148, 3935, 4946, 7870, 9892, 12365, 15740, 24730, 49460, 1946251, 3892502, 7785004, 9731255, 19462510, 38925020]

約数ペア:

[(1, 38925020), (2, 19462510), (4, 9731255), (5, 7785004), (10, 3892502), (20, 1946251), (787, 49460), (1574, 24730), (2473, 15740), (3148, 12365), (3935, 9892), (4946, 7870)]