13390640

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2837}}^1$

素因数の和:2909

約数の個数: 40

約数和(自身を含む): 31672080

約数和(自身を除く): 18281440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 2837, 4720, 5674, 11348, 14185, 22696, 28370, 45392, 56740, 113480, 167383, 226960, 334766, 669532, 836915, 1339064, 1673830, 2678128, 3347660, 6695320, 13390640]

約数ペア:

[(1, 13390640), (2, 6695320), (4, 3347660), (5, 2678128), (8, 1673830), (10, 1339064), (16, 836915), (20, 669532), (40, 334766), (59, 226960), (80, 167383), (118, 113480), (236, 56740), (295, 45392), (472, 28370), (590, 22696), (944, 14185), (1180, 11348), (2360, 5674), (2837, 4720)]