39157480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{769}}^1$

素因数の和:866

約数の個数: 64

約数和(自身を含む): 94248000

約数和(自身を除く): 55090520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 190, 268, 335, 380, 536, 670, 760, 769, 1273, 1340, 1538, 2546, 2680, 3076, 3845, 5092, 6152, 6365, 7690, 10184, 12730, 14611, 15380, 25460, 29222, 30760, 50920, 51523, 58444, 73055, 103046, 116888, 146110, 206092, 257615, 292220, 412184, 515230, 584440, 978937, 1030460, 1957874, 2060920, 3915748, 4894685, 7831496, 9789370, 19578740, 39157480]

約数ペア:

[(1, 39157480), (2, 19578740), (4, 9789370), (5, 7831496), (8, 4894685), (10, 3915748), (19, 2060920), (20, 1957874), (38, 1030460), (40, 978937), (67, 584440), (76, 515230), (95, 412184), (134, 292220), (152, 257615), (190, 206092), (268, 146110), (335, 116888), (380, 103046), (536, 73055), (670, 58444), (760, 51523), (769, 50920), (1273, 30760), (1340, 29222), (1538, 25460), (2546, 15380), (2680, 14611), (3076, 12730), (3845, 10184), (5092, 7690), (6152, 6365)]