200039240

素因数分解:

$2^3\times 5^1\times {\mathrm{5000981}}^1$

素因数の和:5000992

約数の個数: 16

約数和(自身を含む): 450088380

約数和(自身を除く): 250049140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5000981, 10001962, 20003924, 25004905, 40007848, 50009810, 100019620, 200039240]

約数ペア:

[(1, 200039240), (2, 100019620), (4, 50009810), (5, 40007848), (8, 25004905), (10, 20003924), (20, 10001962), (40, 5000981)]