2688700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 6999552

約数和(自身を除く): 4310852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 167, 175, 230, 322, 334, 350, 460, 575, 644, 668, 700, 805, 835, 1150, 1169, 1610, 1670, 2300, 2338, 3220, 3340, 3841, 4025, 4175, 4676, 5845, 7682, 8050, 8350, 11690, 15364, 16100, 16700, 19205, 23380, 26887, 29225, 38410, 53774, 58450, 76820, 96025, 107548, 116900, 134435, 192050, 268870, 384100, 537740, 672175, 1344350, 2688700]

約数ペア:

[(1, 2688700), (2, 1344350), (4, 672175), (5, 537740), (7, 384100), (10, 268870), (14, 192050), (20, 134435), (23, 116900), (25, 107548), (28, 96025), (35, 76820), (46, 58450), (50, 53774), (70, 38410), (92, 29225), (100, 26887), (115, 23380), (140, 19205), (161, 16700), (167, 16100), (175, 15364), (230, 11690), (322, 8350), (334, 8050), (350, 7682), (460, 5845), (575, 4676), (644, 4175), (668, 4025), (700, 3841), (805, 3340), (835, 3220), (1150, 2338), (1169, 2300), (1610, 1670)]