40647240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{112909}}^1$

素因数の和:112926

約数の個数: 48

約数和(自身を含む): 132104700

約数和(自身を除く): 91457460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 112909, 225818, 338727, 451636, 564545, 677454, 903272, 1016181, 1129090, 1354908, 1693635, 2032362, 2258180, 2709816, 3387270, 4064724, 4516360, 5080905, 6774540, 8129448, 10161810, 13549080, 20323620, 40647240]

約数ペア:

[(1, 40647240), (2, 20323620), (3, 13549080), (4, 10161810), (5, 8129448), (6, 6774540), (8, 5080905), (9, 4516360), (10, 4064724), (12, 3387270), (15, 2709816), (18, 2258180), (20, 2032362), (24, 1693635), (30, 1354908), (36, 1129090), (40, 1016181), (45, 903272), (60, 677454), (72, 564545), (90, 451636), (120, 338727), (180, 225818), (360, 112909)]