105781880

素因数分解:

$2^3\times 5^1\times {\mathrm{2644547}}^1$

素因数の和:2644558

約数の個数: 16

約数和(自身を含む): 238009320

約数和(自身を除く): 132227440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2644547, 5289094, 10578188, 13222735, 21156376, 26445470, 52890940, 105781880]

約数ペア:

[(1, 105781880), (2, 52890940), (4, 26445470), (5, 21156376), (8, 13222735), (10, 10578188), (20, 5289094), (40, 2644547)]