1284040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 2954880

約数和(自身を除く): 1670840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 683, 940, 1366, 1880, 2732, 3415, 5464, 6830, 13660, 27320, 32101, 64202, 128404, 160505, 256808, 321010, 642020, 1284040]

約数ペア:

[(1, 1284040), (2, 642020), (4, 321010), (5, 256808), (8, 160505), (10, 128404), (20, 64202), (40, 32101), (47, 27320), (94, 13660), (188, 6830), (235, 5464), (376, 3415), (470, 2732), (683, 1880), (940, 1366)]