56821820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15193}}^1$

素因数の和:15230

約数の個数: 48

約数和(自身を含む): 137839968

約数和(自身を除く): 81018148

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 15193, 30386, 60772, 75965, 151930, 167123, 258281, 303860, 334246, 516562, 668492, 835615, 1033124, 1291405, 1671230, 2582810, 2841091, 3342460, 5165620, 5682182, 11364364, 14205455, 28410910, 56821820]

約数ペア:

[(1, 56821820), (2, 28410910), (4, 14205455), (5, 11364364), (10, 5682182), (11, 5165620), (17, 3342460), (20, 2841091), (22, 2582810), (34, 1671230), (44, 1291405), (55, 1033124), (68, 835615), (85, 668492), (110, 516562), (170, 334246), (187, 303860), (220, 258281), (340, 167123), (374, 151930), (748, 75965), (935, 60772), (1870, 30386), (3740, 15193)]