13646720

素因数分解:

$2^7\times 5^1\times {\mathrm{21323}}^1$

素因数の和:21342

約数の個数: 32

約数和(自身を含む): 32625720

約数和(自身を除く): 18979000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 21323, 42646, 85292, 106615, 170584, 213230, 341168, 426460, 682336, 852920, 1364672, 1705840, 2729344, 3411680, 6823360, 13646720]

約数ペア:

[(1, 13646720), (2, 6823360), (4, 3411680), (5, 2729344), (8, 1705840), (10, 1364672), (16, 852920), (20, 682336), (32, 426460), (40, 341168), (64, 213230), (80, 170584), (128, 106615), (160, 85292), (320, 42646), (640, 21323)]