1390267260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2574569}}^1$

素因数の和:2574587

約数の個数: 48

約数和(自身を含む): 4325277600

約数和(自身を除く): 2935010340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2574569, 5149138, 7723707, 10298276, 12872845, 15447414, 23171121, 25745690, 30894828, 38618535, 46342242, 51491380, 69513363, 77237070, 92684484, 115855605, 139026726, 154474140, 231711210, 278053452, 347566815, 463422420, 695133630, 1390267260]

約数ペア:

[(1, 1390267260), (2, 695133630), (3, 463422420), (4, 347566815), (5, 278053452), (6, 231711210), (9, 154474140), (10, 139026726), (12, 115855605), (15, 92684484), (18, 77237070), (20, 69513363), (27, 51491380), (30, 46342242), (36, 38618535), (45, 30894828), (54, 25745690), (60, 23171121), (90, 15447414), (108, 12872845), (135, 10298276), (180, 7723707), (270, 5149138), (540, 2574569)]