1900515890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2088479}}^1$

素因数の和:2088506

約数の個数: 32

約数和(自身を含む): 4210375680

約数和(自身を除く): 2309859790

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 2088479, 4176958, 10442395, 14619353, 20884790, 27150227, 29238706, 54300454, 73096765, 135751135, 146193530, 190051589, 271502270, 380103178, 950257945, 1900515890]

約数ペア:

[(1, 1900515890), (2, 950257945), (5, 380103178), (7, 271502270), (10, 190051589), (13, 146193530), (14, 135751135), (26, 73096765), (35, 54300454), (65, 29238706), (70, 27150227), (91, 20884790), (130, 14619353), (182, 10442395), (455, 4176958), (910, 2088479)]