18023320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1091}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 29151080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1091, 1180, 1652, 2065, 2182, 2360, 3304, 4130, 4364, 5455, 7637, 8260, 8728, 10910, 15274, 16520, 21820, 30548, 38185, 43640, 61096, 64369, 76370, 128738, 152740, 257476, 305480, 321845, 450583, 514952, 643690, 901166, 1287380, 1802332, 2252915, 2574760, 3604664, 4505830, 9011660, 18023320]

約数ペア:

[(1, 18023320), (2, 9011660), (4, 4505830), (5, 3604664), (7, 2574760), (8, 2252915), (10, 1802332), (14, 1287380), (20, 901166), (28, 643690), (35, 514952), (40, 450583), (56, 321845), (59, 305480), (70, 257476), (118, 152740), (140, 128738), (236, 76370), (280, 64369), (295, 61096), (413, 43640), (472, 38185), (590, 30548), (826, 21820), (1091, 16520), (1180, 15274), (1652, 10910), (2065, 8728), (2182, 8260), (2360, 7637), (3304, 5455), (4130, 4364)]