140906380

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{28069}}^1$

素因数の和:28329

約数の個数: 24

約数和(自身を含む): 297092880

約数和(自身を除く): 156186500

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 28069, 56138, 112276, 140345, 280690, 561380, 7045319, 14090638, 28181276, 35226595, 70453190, 140906380]

約数ペア:

[(1, 140906380), (2, 70453190), (4, 35226595), (5, 28181276), (10, 14090638), (20, 7045319), (251, 561380), (502, 280690), (1004, 140345), (1255, 112276), (2510, 56138), (5020, 28069)]