2019293960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{711019}}^1$

素因数の和:711101

約数の個数: 32

約数和(自身を含む): 4607409600

約数和(自身を除く): 2588115640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 711019, 1422038, 2844076, 3555095, 5688152, 7110190, 14220380, 28440760, 50482349, 100964698, 201929396, 252411745, 403858792, 504823490, 1009646980, 2019293960]

約数ペア:

[(1, 2019293960), (2, 1009646980), (4, 504823490), (5, 403858792), (8, 252411745), (10, 201929396), (20, 100964698), (40, 50482349), (71, 28440760), (142, 14220380), (284, 7110190), (355, 5688152), (568, 3555095), (710, 2844076), (1420, 1422038), (2840, 711019)]