2217820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 5388768

約数和(自身を除く): 3170948

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 593, 748, 935, 1186, 1870, 2372, 2965, 3740, 5930, 6523, 10081, 11860, 13046, 20162, 26092, 32615, 40324, 50405, 65230, 100810, 110891, 130460, 201620, 221782, 443564, 554455, 1108910, 2217820]

約数ペア:

[(1, 2217820), (2, 1108910), (4, 554455), (5, 443564), (10, 221782), (11, 201620), (17, 130460), (20, 110891), (22, 100810), (34, 65230), (44, 50405), (55, 40324), (68, 32615), (85, 26092), (110, 20162), (170, 13046), (187, 11860), (220, 10081), (340, 6523), (374, 5930), (593, 3740), (748, 2965), (935, 2372), (1186, 1870)]