20160190

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 39338208

約数和(自身を除く): 19178018

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 103, 115, 185, 206, 230, 370, 515, 529, 851, 1030, 1058, 1702, 2369, 2645, 3811, 4255, 4738, 5290, 7622, 8510, 11845, 19055, 19573, 23690, 38110, 39146, 54487, 87653, 97865, 108974, 175306, 195730, 272435, 438265, 544870, 876530, 2016019, 4032038, 10080095, 20160190]

約数ペア:

[(1, 20160190), (2, 10080095), (5, 4032038), (10, 2016019), (23, 876530), (37, 544870), (46, 438265), (74, 272435), (103, 195730), (115, 175306), (185, 108974), (206, 97865), (230, 87653), (370, 54487), (515, 39146), (529, 38110), (851, 23690), (1030, 19573), (1058, 19055), (1702, 11845), (2369, 8510), (2645, 7622), (3811, 5290), (4255, 4738)]