20173411980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1709}}^1\times {\mathrm{65579}}^1$

素因数の和:67303

約数の個数: 72

約数和(自身を含む): 61229422800

約数和(自身を除く): 41056010820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1709, 3418, 5127, 6836, 8545, 10254, 15381, 17090, 20508, 25635, 30762, 34180, 51270, 61524, 65579, 76905, 102540, 131158, 153810, 196737, 262316, 307620, 327895, 393474, 590211, 655790, 786948, 983685, 1180422, 1311580, 1967370, 2360844, 2951055, 3934740, 5902110, 11804220, 112074511, 224149022, 336223533, 448298044, 560372555, 672447066, 1008670599, 1120745110, 1344894132, 1681117665, 2017341198, 2241490220, 3362235330, 4034682396, 5043352995, 6724470660, 10086705990, 20173411980]

約数ペア:

[(1, 20173411980), (2, 10086705990), (3, 6724470660), (4, 5043352995), (5, 4034682396), (6, 3362235330), (9, 2241490220), (10, 2017341198), (12, 1681117665), (15, 1344894132), (18, 1120745110), (20, 1008670599), (30, 672447066), (36, 560372555), (45, 448298044), (60, 336223533), (90, 224149022), (180, 112074511), (1709, 11804220), (3418, 5902110), (5127, 3934740), (6836, 2951055), (8545, 2360844), (10254, 1967370), (15381, 1311580), (17090, 1180422), (20508, 983685), (25635, 786948), (30762, 655790), (34180, 590211), (51270, 393474), (61524, 327895), (65579, 307620), (76905, 262316), (102540, 196737), (131158, 153810)]