38918680

素因数分解:

$2^3\times 5^1\times {\mathrm{972967}}^1$

素因数の和:972978

約数の個数: 16

約数和(自身を含む): 87567120

約数和(自身を除く): 48648440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 972967, 1945934, 3891868, 4864835, 7783736, 9729670, 19459340, 38918680]

約数ペア:

[(1, 38918680), (2, 19459340), (4, 9729670), (5, 7783736), (8, 4864835), (10, 3891868), (20, 1945934), (40, 972967)]