13437040

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1663}}^1$

素因数の和:1777

約数の個数: 40

約数和(自身を含む): 31569408

約数和(自身を除く): 18132368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 1663, 2020, 3326, 4040, 6652, 8080, 8315, 13304, 16630, 26608, 33260, 66520, 133040, 167963, 335926, 671852, 839815, 1343704, 1679630, 2687408, 3359260, 6718520, 13437040]

約数ペア:

[(1, 13437040), (2, 6718520), (4, 3359260), (5, 2687408), (8, 1679630), (10, 1343704), (16, 839815), (20, 671852), (40, 335926), (80, 167963), (101, 133040), (202, 66520), (404, 33260), (505, 26608), (808, 16630), (1010, 13304), (1616, 8315), (1663, 8080), (2020, 6652), (3326, 4040)]