20075760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27883}}^1$

素因数の和:27902

約数の個数: 60

約数和(自身を含む): 67423512

約数和(自身を除く): 47347752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27883, 55766, 83649, 111532, 139415, 167298, 223064, 250947, 278830, 334596, 418245, 446128, 501894, 557660, 669192, 836490, 1003788, 1115320, 1254735, 1338384, 1672980, 2007576, 2230640, 2509470, 3345960, 4015152, 5018940, 6691920, 10037880, 20075760]

約数ペア:

[(1, 20075760), (2, 10037880), (3, 6691920), (4, 5018940), (5, 4015152), (6, 3345960), (8, 2509470), (9, 2230640), (10, 2007576), (12, 1672980), (15, 1338384), (16, 1254735), (18, 1115320), (20, 1003788), (24, 836490), (30, 669192), (36, 557660), (40, 501894), (45, 446128), (48, 418245), (60, 334596), (72, 278830), (80, 250947), (90, 223064), (120, 167298), (144, 139415), (180, 111532), (240, 83649), (360, 55766), (720, 27883)]