2099960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1117}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 4829760

約数和(自身を除く): 2729800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1117, 1880, 2234, 4468, 5585, 8936, 11170, 22340, 44680, 52499, 104998, 209996, 262495, 419992, 524990, 1049980, 2099960]

約数ペア:

[(1, 2099960), (2, 1049980), (4, 524990), (5, 419992), (8, 262495), (10, 209996), (20, 104998), (40, 52499), (47, 44680), (94, 22340), (188, 11170), (235, 8936), (376, 5585), (470, 4468), (940, 2234), (1117, 1880)]