15458120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5443}}^1$

素因数の和:5525

約数の個数: 32

約数和(自身を含む): 35277120

約数和(自身を除く): 19819000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 5443, 10886, 21772, 27215, 43544, 54430, 108860, 217720, 386453, 772906, 1545812, 1932265, 3091624, 3864530, 7729060, 15458120]

約数ペア:

[(1, 15458120), (2, 7729060), (4, 3864530), (5, 3091624), (8, 1932265), (10, 1545812), (20, 772906), (40, 386453), (71, 217720), (142, 108860), (284, 54430), (355, 43544), (568, 27215), (710, 21772), (1420, 10886), (2840, 5443)]