30260816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{111253}}^1$

素因数の和:111278

約数の個数: 20

約数和(自身を含む): 62079732

約数和(自身を除く): 31818916

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 111253, 222506, 445012, 890024, 1780048, 1891301, 3782602, 7565204, 15130408, 30260816]

約数ペア:

[(1, 30260816), (2, 15130408), (4, 7565204), (8, 3782602), (16, 1891301), (17, 1780048), (34, 890024), (68, 445012), (136, 222506), (272, 111253)]