216220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 478800

約数和(自身を除く): 262580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 569, 1138, 2276, 2845, 5690, 10811, 11380, 21622, 43244, 54055, 108110, 216220]

約数ペア:

[(1, 216220), (2, 108110), (4, 54055), (5, 43244), (10, 21622), (19, 11380), (20, 10811), (38, 5690), (76, 2845), (95, 2276), (190, 1138), (380, 569)]