28362080

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1839

約数の個数: 48

約数和(自身を含む): 67695264

約数和(自身を除く): 39333184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 1721, 2060, 3296, 3442, 4120, 6884, 8240, 8605, 13768, 16480, 17210, 27536, 34420, 55072, 68840, 137680, 177263, 275360, 354526, 709052, 886315, 1418104, 1772630, 2836208, 3545260, 5672416, 7090520, 14181040, 28362080]

約数ペア:

[(1, 28362080), (2, 14181040), (4, 7090520), (5, 5672416), (8, 3545260), (10, 2836208), (16, 1772630), (20, 1418104), (32, 886315), (40, 709052), (80, 354526), (103, 275360), (160, 177263), (206, 137680), (412, 68840), (515, 55072), (824, 34420), (1030, 27536), (1648, 17210), (1721, 16480), (2060, 13768), (3296, 8605), (3442, 8240), (4120, 6884)]