5470720

素因数分解:

$2^9\times 5^1\times {\mathrm{2137}}^1$

素因数の和:2160

約数の個数: 40

約数和(自身を含む): 13123044

約数和(自身を除く): 7652324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2137, 2560, 4274, 8548, 10685, 17096, 21370, 34192, 42740, 68384, 85480, 136768, 170960, 273536, 341920, 547072, 683840, 1094144, 1367680, 2735360, 5470720]

約数ペア:

[(1, 5470720), (2, 2735360), (4, 1367680), (5, 1094144), (8, 683840), (10, 547072), (16, 341920), (20, 273536), (32, 170960), (40, 136768), (64, 85480), (80, 68384), (128, 42740), (160, 34192), (256, 21370), (320, 17096), (512, 10685), (640, 8548), (1280, 4274), (2137, 2560)]