87963730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20129}}^1$

素因数の和:20178

約数の個数: 32

約数和(自身を含む): 173923200

約数和(自身を除く): 85959470

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 20129, 40258, 100645, 201290, 382451, 462967, 764902, 925934, 1912255, 2314835, 3824510, 4629670, 8796373, 17592746, 43981865, 87963730]

約数ペア:

[(1, 87963730), (2, 43981865), (5, 17592746), (10, 8796373), (19, 4629670), (23, 3824510), (38, 2314835), (46, 1912255), (95, 925934), (115, 764902), (190, 462967), (230, 382451), (437, 201290), (874, 100645), (2185, 40258), (4370, 20129)]