2017673720

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{520019}}^1$

素因数の和:520127

約数の個数: 32

約数和(自身を含む): 4586576400

約数和(自身を除く): 2568902680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 520019, 1040038, 2080076, 2600095, 4160152, 5200190, 10400380, 20800760, 50441843, 100883686, 201767372, 252209215, 403534744, 504418430, 1008836860, 2017673720]

約数ペア:

[(1, 2017673720), (2, 1008836860), (4, 504418430), (5, 403534744), (8, 252209215), (10, 201767372), (20, 100883686), (40, 50441843), (97, 20800760), (194, 10400380), (388, 5200190), (485, 4160152), (776, 2600095), (970, 2080076), (1940, 1040038), (3880, 520019)]