200953460

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{25309}}^1$

素因数の和:25715

約数の個数: 24

約数和(自身を含む): 423081960

約数和(自身を除く): 222128500

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 25309, 50618, 101236, 126545, 253090, 506180, 10047673, 20095346, 40190692, 50238365, 100476730, 200953460]

約数ペア:

[(1, 200953460), (2, 100476730), (4, 50238365), (5, 40190692), (10, 20095346), (20, 10047673), (397, 506180), (794, 253090), (1588, 126545), (1985, 101236), (3970, 50618), (7940, 25309)]