2066120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 5460480

約数和(自身を除く): 3394360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 157, 188, 235, 280, 314, 329, 376, 470, 628, 658, 785, 940, 1099, 1256, 1316, 1570, 1645, 1880, 2198, 2632, 3140, 3290, 4396, 5495, 6280, 6580, 7379, 8792, 10990, 13160, 14758, 21980, 29516, 36895, 43960, 51653, 59032, 73790, 103306, 147580, 206612, 258265, 295160, 413224, 516530, 1033060, 2066120]

約数ペア:

[(1, 2066120), (2, 1033060), (4, 516530), (5, 413224), (7, 295160), (8, 258265), (10, 206612), (14, 147580), (20, 103306), (28, 73790), (35, 59032), (40, 51653), (47, 43960), (56, 36895), (70, 29516), (94, 21980), (140, 14758), (157, 13160), (188, 10990), (235, 8792), (280, 7379), (314, 6580), (329, 6280), (376, 5495), (470, 4396), (628, 3290), (658, 3140), (785, 2632), (940, 2198), (1099, 1880), (1256, 1645), (1316, 1570)]