400895870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{3847}}^1$

素因数の和:4484

約数の個数: 32

約数和(自身を含む): 765505728

約数和(自身を除く): 364609858

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 613, 1226, 3065, 3847, 6130, 7694, 10421, 19235, 20842, 38470, 52105, 65399, 104210, 130798, 326995, 653990, 2358211, 4716422, 11791055, 23582110, 40089587, 80179174, 200447935, 400895870]

約数ペア:

[(1, 400895870), (2, 200447935), (5, 80179174), (10, 40089587), (17, 23582110), (34, 11791055), (85, 4716422), (170, 2358211), (613, 653990), (1226, 326995), (3065, 130798), (3847, 104210), (6130, 65399), (7694, 52105), (10421, 38470), (19235, 20842)]