858226740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2043397}}^1$

素因数の和:2043416

約数の個数: 48

約数和(自身を含む): 2746326912

約数和(自身を除く): 1888100172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2043397, 4086794, 6130191, 8173588, 10216985, 12260382, 14303779, 20433970, 24520764, 28607558, 30650955, 40867940, 42911337, 57215116, 61301910, 71518895, 85822674, 122603820, 143037790, 171645348, 214556685, 286075580, 429113370, 858226740]

約数ペア:

[(1, 858226740), (2, 429113370), (3, 286075580), (4, 214556685), (5, 171645348), (6, 143037790), (7, 122603820), (10, 85822674), (12, 71518895), (14, 61301910), (15, 57215116), (20, 42911337), (21, 40867940), (28, 30650955), (30, 28607558), (35, 24520764), (42, 20433970), (60, 14303779), (70, 12260382), (84, 10216985), (105, 8173588), (140, 6130191), (210, 4086794), (420, 2043397)]