826635320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2952269}}^1$

素因数の和:2952287

約数の個数: 32

約数和(自身を含む): 2125634400

約数和(自身を除く): 1298999080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2952269, 5904538, 11809076, 14761345, 20665883, 23618152, 29522690, 41331766, 59045380, 82663532, 103329415, 118090760, 165327064, 206658830, 413317660, 826635320]

約数ペア:

[(1, 826635320), (2, 413317660), (4, 206658830), (5, 165327064), (7, 118090760), (8, 103329415), (10, 82663532), (14, 59045380), (20, 41331766), (28, 29522690), (35, 23618152), (40, 20665883), (56, 14761345), (70, 11809076), (140, 5904538), (280, 2952269)]