315492740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{18757}}^1$

素因数の和:18824

約数の個数: 36

約数和(自身を含む): 686205156

約数和(自身を除く): 370712416

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 8410, 16820, 18757, 37514, 75028, 93785, 187570, 375140, 543953, 1087906, 2175812, 2719765, 5439530, 10879060, 15774637, 31549274, 63098548, 78873185, 157746370, 315492740]

約数ペア:

[(1, 315492740), (2, 157746370), (4, 78873185), (5, 63098548), (10, 31549274), (20, 15774637), (29, 10879060), (58, 5439530), (116, 2719765), (145, 2175812), (290, 1087906), (580, 543953), (841, 375140), (1682, 187570), (3364, 93785), (4205, 75028), (8410, 37514), (16820, 18757)]