3978889160

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{929647}}^1$

素因数の和:929765

約数の個数: 32

約数和(自身を含む): 9036178560

約数和(自身を除く): 5057289400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 929647, 1859294, 3718588, 4648235, 7437176, 9296470, 18592940, 37185880, 99472229, 198944458, 397888916, 497361145, 795777832, 994722290, 1989444580, 3978889160]

約数ペア:

[(1, 3978889160), (2, 1989444580), (4, 994722290), (5, 795777832), (8, 497361145), (10, 397888916), (20, 198944458), (40, 99472229), (107, 37185880), (214, 18592940), (428, 9296470), (535, 7437176), (856, 4648235), (1070, 3718588), (2140, 1859294), (4280, 929647)]