6428840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 16632000

約数和(自身を除く): 10203160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 769, 836, 1045, 1538, 1672, 2090, 3076, 3845, 4180, 6152, 7690, 8360, 8459, 14611, 15380, 16918, 29222, 30760, 33836, 42295, 58444, 67672, 73055, 84590, 116888, 146110, 160721, 169180, 292220, 321442, 338360, 584440, 642884, 803605, 1285768, 1607210, 3214420, 6428840]

約数ペア:

[(1, 6428840), (2, 3214420), (4, 1607210), (5, 1285768), (8, 803605), (10, 642884), (11, 584440), (19, 338360), (20, 321442), (22, 292220), (38, 169180), (40, 160721), (44, 146110), (55, 116888), (76, 84590), (88, 73055), (95, 67672), (110, 58444), (152, 42295), (190, 33836), (209, 30760), (220, 29222), (380, 16918), (418, 15380), (440, 14611), (760, 8459), (769, 8360), (836, 7690), (1045, 6152), (1538, 4180), (1672, 3845), (2090, 3076)]