3996880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1063}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 9499392

約数和(自身を除く): 5502512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1063, 1880, 2126, 3760, 4252, 5315, 8504, 10630, 17008, 21260, 42520, 49961, 85040, 99922, 199844, 249805, 399688, 499610, 799376, 999220, 1998440, 3996880]

約数ペア:

[(1, 3996880), (2, 1998440), (4, 999220), (5, 799376), (8, 499610), (10, 399688), (16, 249805), (20, 199844), (40, 99922), (47, 85040), (80, 49961), (94, 42520), (188, 21260), (235, 17008), (376, 10630), (470, 8504), (752, 5315), (940, 4252), (1063, 3760), (1880, 2126)]