200915020

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{16229}}^1$

素因数の和:16857

約数の個数: 24

約数和(自身を含む): 422629200

約数和(自身を除く): 221714180

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 2476, 3095, 6190, 12380, 16229, 32458, 64916, 81145, 162290, 324580, 10045751, 20091502, 40183004, 50228755, 100457510, 200915020]

約数ペア:

[(1, 200915020), (2, 100457510), (4, 50228755), (5, 40183004), (10, 20091502), (20, 10045751), (619, 324580), (1238, 162290), (2476, 81145), (3095, 64916), (6190, 32458), (12380, 16229)]