38913880

素因数分解:

$2^3\times 5^1\times {\mathrm{972847}}^1$

素因数の和:972858

約数の個数: 16

約数和(自身を含む): 87556320

約数和(自身を除く): 48642440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 972847, 1945694, 3891388, 4864235, 7782776, 9728470, 19456940, 38913880]

約数ペア:

[(1, 38913880), (2, 19456940), (4, 9728470), (5, 7782776), (8, 4864235), (10, 3891388), (20, 1945694), (40, 972847)]