1985125880

素因数分解:

$2^3\times 5^1\times {\mathrm{49628147}}^1$

素因数の和:49628158

約数の個数: 16

約数和(自身を含む): 4466533320

約数和(自身を除く): 2481407440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49628147, 99256294, 198512588, 248140735, 397025176, 496281470, 992562940, 1985125880]

約数ペア:

[(1, 1985125880), (2, 992562940), (4, 496281470), (5, 397025176), (8, 248140735), (10, 198512588), (20, 99256294), (40, 49628147)]