179920420

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{29303}}^1$

素因数の和:29619

約数の個数: 24

約数和(自身を含む): 379076544

約数和(自身を除く): 199156124

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 29303, 58606, 117212, 146515, 293030, 586060, 8996021, 17992042, 35984084, 44980105, 89960210, 179920420]

約数ペア:

[(1, 179920420), (2, 89960210), (4, 44980105), (5, 35984084), (10, 17992042), (20, 8996021), (307, 586060), (614, 293030), (1228, 146515), (1535, 117212), (3070, 58606), (6140, 29303)]