38741980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113947}}^1$

素因数の和:113973

約数の個数: 24

約数和(自身を含む): 86144688

約数和(自身を除く): 47402708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 113947, 227894, 455788, 569735, 1139470, 1937099, 2278940, 3874198, 7748396, 9685495, 19370990, 38741980]

約数ペア:

[(1, 38741980), (2, 19370990), (4, 9685495), (5, 7748396), (10, 3874198), (17, 2278940), (20, 1937099), (34, 1139470), (68, 569735), (85, 455788), (170, 227894), (340, 113947)]