20662080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21523}}^1$

素因数の和:21543

約数の個数: 56

約数和(自身を含む): 65605152

約数和(自身を除く): 44943072

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, 21523, 43046, 64569, 86092, 107615, 129138, 172184, 215230, 258276, 322845, 344368, 430460, 516552, 645690, 688736, 860920, 1033104, 1291380, 1377472, 1721840, 2066208, 2582760, 3443680, 4132416, 5165520, 6887360, 10331040, 20662080]

約数ペア:

[(1, 20662080), (2, 10331040), (3, 6887360), (4, 5165520), (5, 4132416), (6, 3443680), (8, 2582760), (10, 2066208), (12, 1721840), (15, 1377472), (16, 1291380), (20, 1033104), (24, 860920), (30, 688736), (32, 645690), (40, 516552), (48, 430460), (60, 344368), (64, 322845), (80, 258276), (96, 215230), (120, 172184), (160, 129138), (192, 107615), (240, 86092), (320, 64569), (480, 43046), (960, 21523)]