388452820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{3347}}^1$

素因数の和:4192

約数の個数: 48

約数和(自身を含む): 933690240

約数和(自身を除く): 545237420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 829, 1658, 3316, 3347, 4145, 5803, 6694, 8290, 11606, 13388, 16580, 16735, 23212, 23429, 29015, 33470, 46858, 58030, 66940, 93716, 116060, 117145, 234290, 468580, 2774663, 5549326, 11098652, 13873315, 19422641, 27746630, 38845282, 55493260, 77690564, 97113205, 194226410, 388452820]

約数ペア:

[(1, 388452820), (2, 194226410), (4, 97113205), (5, 77690564), (7, 55493260), (10, 38845282), (14, 27746630), (20, 19422641), (28, 13873315), (35, 11098652), (70, 5549326), (140, 2774663), (829, 468580), (1658, 234290), (3316, 117145), (3347, 116060), (4145, 93716), (5803, 66940), (6694, 58030), (8290, 46858), (11606, 33470), (13388, 29015), (16580, 23429), (16735, 23212)]