28951380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{160841}}^1$

素因数の和:160856

約数の個数: 36

約数和(自身を含む): 87819732

約数和(自身を除く): 58868352

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 160841, 321682, 482523, 643364, 804205, 965046, 1447569, 1608410, 1930092, 2412615, 2895138, 3216820, 4825230, 5790276, 7237845, 9650460, 14475690, 28951380]

約数ペア:

[(1, 28951380), (2, 14475690), (3, 9650460), (4, 7237845), (5, 5790276), (6, 4825230), (9, 3216820), (10, 2895138), (12, 2412615), (15, 1930092), (18, 1608410), (20, 1447569), (30, 965046), (36, 804205), (45, 643364), (60, 482523), (90, 321682), (180, 160841)]