39858640

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4933}}^1$

素因数の和:5047

約数の個数: 40

約数和(自身を含む): 93607848

約数和(自身を除く): 53749208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 4933, 8080, 9866, 19732, 24665, 39464, 49330, 78928, 98660, 197320, 394640, 498233, 996466, 1992932, 2491165, 3985864, 4982330, 7971728, 9964660, 19929320, 39858640]

約数ペア:

[(1, 39858640), (2, 19929320), (4, 9964660), (5, 7971728), (8, 4982330), (10, 3985864), (16, 2491165), (20, 1992932), (40, 996466), (80, 498233), (101, 394640), (202, 197320), (404, 98660), (505, 78928), (808, 49330), (1010, 39464), (1616, 24665), (2020, 19732), (4040, 9866), (4933, 8080)]