22005520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6709}}^1$

素因数の和:6763

約数の個数: 40

約数和(自身を含む): 52418520

約数和(自身を除く): 30413000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 6709, 13418, 26836, 33545, 53672, 67090, 107344, 134180, 268360, 275069, 536720, 550138, 1100276, 1375345, 2200552, 2750690, 4401104, 5501380, 11002760, 22005520]

約数ペア:

[(1, 22005520), (2, 11002760), (4, 5501380), (5, 4401104), (8, 2750690), (10, 2200552), (16, 1375345), (20, 1100276), (40, 550138), (41, 536720), (80, 275069), (82, 268360), (164, 134180), (205, 107344), (328, 67090), (410, 53672), (656, 33545), (820, 26836), (1640, 13418), (3280, 6709)]