30435920

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2777}}^1$

素因数の和:2927

約数の個数: 40

約数和(自身を含む): 71305704

約数和(自身を除く): 40869784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 2777, 5480, 5554, 10960, 11108, 13885, 22216, 27770, 44432, 55540, 111080, 222160, 380449, 760898, 1521796, 1902245, 3043592, 3804490, 6087184, 7608980, 15217960, 30435920]

約数ペア:

[(1, 30435920), (2, 15217960), (4, 7608980), (5, 6087184), (8, 3804490), (10, 3043592), (16, 1902245), (20, 1521796), (40, 760898), (80, 380449), (137, 222160), (274, 111080), (548, 55540), (685, 44432), (1096, 27770), (1370, 22216), (2192, 13885), (2740, 11108), (2777, 10960), (5480, 5554)]