71118820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{209173}}^1$

素因数の和:209199

約数の個数: 24

約数和(自身を含む): 158135544

約数和(自身を除く): 87016724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 209173, 418346, 836692, 1045865, 2091730, 3555941, 4183460, 7111882, 14223764, 17779705, 35559410, 71118820]

約数ペア:

[(1, 71118820), (2, 35559410), (4, 17779705), (5, 14223764), (10, 7111882), (17, 4183460), (20, 3555941), (34, 2091730), (68, 1045865), (85, 836692), (170, 418346), (340, 209173)]