47943730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1399}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 90720000

約数和(自身を除く): 42776270

約数列:

[1, 2, 5, 10, 23, 46, 115, 149, 230, 298, 745, 1399, 1490, 2798, 3427, 6854, 6995, 13990, 17135, 32177, 34270, 64354, 160885, 208451, 321770, 416902, 1042255, 2084510, 4794373, 9588746, 23971865, 47943730]

約数ペア:

[(1, 47943730), (2, 23971865), (5, 9588746), (10, 4794373), (23, 2084510), (46, 1042255), (115, 416902), (149, 321770), (230, 208451), (298, 160885), (745, 64354), (1399, 34270), (1490, 32177), (2798, 17135), (3427, 13990), (6854, 6995)]