201393880

素因数分解:

$2^3\times 5^1\times {\mathrm{5034847}}^1$

素因数の和:5034858

約数の個数: 16

約数和(自身を含む): 453136320

約数和(自身を除く): 251742440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5034847, 10069694, 20139388, 25174235, 40278776, 50348470, 100696940, 201393880]

約数ペア:

[(1, 201393880), (2, 100696940), (4, 50348470), (5, 40278776), (8, 25174235), (10, 20139388), (20, 10069694), (40, 5034847)]