15681170020

素因数分解:

$2^2\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{627749}}^1$

素因数の和:629007

約数の個数: 24

約数和(自身を含む): 32956875000

約数和(自身を除く): 17275704980

約数列:

[1, 2, 4, 5, 10, 20, 1249, 2498, 4996, 6245, 12490, 24980, 627749, 1255498, 2510996, 3138745, 6277490, 12554980, 784058501, 1568117002, 3136234004, 3920292505, 7840585010, 15681170020]

約数ペア:

[(1, 15681170020), (2, 7840585010), (4, 3920292505), (5, 3136234004), (10, 1568117002), (20, 784058501), (1249, 12554980), (2498, 6277490), (4996, 3138745), (6245, 2510996), (12490, 1255498), (24980, 627749)]