13704020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{373}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 31667328

約数和(自身を除く): 17963308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 373, 668, 746, 835, 1492, 1670, 1837, 1865, 3340, 3674, 3730, 4103, 7348, 7460, 8206, 9185, 16412, 18370, 20515, 36740, 41030, 62291, 82060, 124582, 249164, 311455, 622910, 685201, 1245820, 1370402, 2740804, 3426005, 6852010, 13704020]

約数ペア:

[(1, 13704020), (2, 6852010), (4, 3426005), (5, 2740804), (10, 1370402), (11, 1245820), (20, 685201), (22, 622910), (44, 311455), (55, 249164), (110, 124582), (167, 82060), (220, 62291), (334, 41030), (373, 36740), (668, 20515), (746, 18370), (835, 16412), (1492, 9185), (1670, 8206), (1837, 7460), (1865, 7348), (3340, 4103), (3674, 3730)]