20752320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21617}}^1$

素因数の和:21637

約数の個数: 56

約数和(自身を含む): 65891664

約数和(自身を除く): 45139344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21617, 43234, 64851, 86468, 108085, 129702, 172936, 216170, 259404, 324255, 345872, 432340, 518808, 648510, 691744, 864680, 1037616, 1297020, 1383488, 1729360, 2075232, 2594040, 3458720, 4150464, 5188080, 6917440, 10376160, 20752320]

約数ペア:

[(1, 20752320), (2, 10376160), (3, 6917440), (4, 5188080), (5, 4150464), (6, 3458720), (8, 2594040), (10, 2075232), (12, 1729360), (15, 1383488), (16, 1297020), (20, 1037616), (24, 864680), (30, 691744), (32, 648510), (40, 518808), (48, 432340), (60, 345872), (64, 324255), (80, 259404), (96, 216170), (120, 172936), (160, 129702), (192, 108085), (240, 86468), (320, 64851), (480, 43234), (960, 21617)]