1938161480

素因数分解:

$2^3\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{39619}}^1$

素因数の和:40853

約数の個数: 32

約数和(自身を含む): 4364539200

約数和(自身を除く): 2426377720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1223, 2446, 4892, 6115, 9784, 12230, 24460, 39619, 48920, 79238, 158476, 198095, 316952, 396190, 792380, 1584760, 48454037, 96908074, 193816148, 242270185, 387632296, 484540370, 969080740, 1938161480]

約数ペア:

[(1, 1938161480), (2, 969080740), (4, 484540370), (5, 387632296), (8, 242270185), (10, 193816148), (20, 96908074), (40, 48454037), (1223, 1584760), (2446, 792380), (4892, 396190), (6115, 316952), (9784, 198095), (12230, 158476), (24460, 79238), (39619, 48920)]