16951980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{787}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 47658240

約数和(自身を除く): 30706260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 359, 718, 787, 1077, 1436, 1574, 1795, 2154, 2361, 3148, 3590, 3935, 4308, 4722, 5385, 7180, 7870, 9444, 10770, 11805, 15740, 21540, 23610, 47220, 282533, 565066, 847599, 1130132, 1412665, 1695198, 2825330, 3390396, 4237995, 5650660, 8475990, 16951980]

約数ペア:

[(1, 16951980), (2, 8475990), (3, 5650660), (4, 4237995), (5, 3390396), (6, 2825330), (10, 1695198), (12, 1412665), (15, 1130132), (20, 847599), (30, 565066), (60, 282533), (359, 47220), (718, 23610), (787, 21540), (1077, 15740), (1436, 11805), (1574, 10770), (1795, 9444), (2154, 7870), (2361, 7180), (3148, 5385), (3590, 4722), (3935, 4308)]