2149760

素因数分解:

$2^7\times 5^1\times {\mathrm{3359}}^1$

素因数の和:3378

約数の個数: 32

約数和(自身を含む): 5140800

約数和(自身を除く): 2991040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3359, 6718, 13436, 16795, 26872, 33590, 53744, 67180, 107488, 134360, 214976, 268720, 429952, 537440, 1074880, 2149760]

約数ペア:

[(1, 2149760), (2, 1074880), (4, 537440), (5, 429952), (8, 268720), (10, 214976), (16, 134360), (20, 107488), (32, 67180), (40, 53744), (64, 33590), (80, 26872), (128, 16795), (160, 13436), (320, 6718), (640, 3359)]