194660920

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{44647}}^1$

素因数の和:44767

約数の個数: 32

約数和(自身を含む): 442015200

約数和(自身を除く): 247354280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 44647, 89294, 178588, 223235, 357176, 446470, 892940, 1785880, 4866523, 9733046, 19466092, 24332615, 38932184, 48665230, 97330460, 194660920]

約数ペア:

[(1, 194660920), (2, 97330460), (4, 48665230), (5, 38932184), (8, 24332615), (10, 19466092), (20, 9733046), (40, 4866523), (109, 1785880), (218, 892940), (436, 446470), (545, 357176), (872, 223235), (1090, 178588), (2180, 89294), (4360, 44647)]