38889780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28181}}^1$

素因数の和:28216

約数の個数: 48

約数和(自身を含む): 113629824

約数和(自身を除く): 74740044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 28181, 56362, 84543, 112724, 140905, 169086, 281810, 338172, 422715, 563620, 648163, 845430, 1296326, 1690860, 1944489, 2592652, 3240815, 3888978, 6481630, 7777956, 9722445, 12963260, 19444890, 38889780]

約数ペア:

[(1, 38889780), (2, 19444890), (3, 12963260), (4, 9722445), (5, 7777956), (6, 6481630), (10, 3888978), (12, 3240815), (15, 2592652), (20, 1944489), (23, 1690860), (30, 1296326), (46, 845430), (60, 648163), (69, 563620), (92, 422715), (115, 338172), (138, 281810), (230, 169086), (276, 140905), (345, 112724), (460, 84543), (690, 56362), (1380, 28181)]