2122520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1129}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 4881600

約数和(自身を除く): 2759080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1129, 1880, 2258, 4516, 5645, 9032, 11290, 22580, 45160, 53063, 106126, 212252, 265315, 424504, 530630, 1061260, 2122520]

約数ペア:

[(1, 2122520), (2, 1061260), (4, 530630), (5, 424504), (8, 265315), (10, 212252), (20, 106126), (40, 53063), (47, 45160), (94, 22580), (188, 11290), (235, 9032), (376, 5645), (470, 4516), (940, 2258), (1129, 1880)]