145442680

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{19037}}^1$

素因数の和:19239

約数の個数: 32

約数和(自身を含む): 328976640

約数和(自身を除く): 183533960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 19037, 38074, 76148, 95185, 152296, 190370, 380740, 761480, 3636067, 7272134, 14544268, 18180335, 29088536, 36360670, 72721340, 145442680]

約数ペア:

[(1, 145442680), (2, 72721340), (4, 36360670), (5, 29088536), (8, 18180335), (10, 14544268), (20, 7272134), (40, 3636067), (191, 761480), (382, 380740), (764, 190370), (955, 152296), (1528, 95185), (1910, 76148), (3820, 38074), (7640, 19037)]