4078020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67967}}^1$

素因数の和:67979

約数の個数: 24

約数和(自身を含む): 11418624

約数和(自身を除く): 7340604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67967, 135934, 203901, 271868, 339835, 407802, 679670, 815604, 1019505, 1359340, 2039010, 4078020]

約数ペア:

[(1, 4078020), (2, 2039010), (3, 1359340), (4, 1019505), (5, 815604), (6, 679670), (10, 407802), (12, 339835), (15, 271868), (20, 203901), (30, 135934), (60, 67967)]