170020040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1423}}^1$

素因数の和:1566

約数の個数: 64

約数和(自身を含む): 399859200

約数和(自身を除く): 229839160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 103, 116, 145, 206, 232, 290, 412, 515, 580, 824, 1030, 1160, 1423, 2060, 2846, 2987, 4120, 5692, 5974, 7115, 11384, 11948, 14230, 14935, 23896, 28460, 29870, 41267, 56920, 59740, 82534, 119480, 146569, 165068, 206335, 293138, 330136, 412670, 586276, 732845, 825340, 1172552, 1465690, 1650680, 2931380, 4250501, 5862760, 8501002, 17002004, 21252505, 34004008, 42505010, 85010020, 170020040]

約数ペア:

[(1, 170020040), (2, 85010020), (4, 42505010), (5, 34004008), (8, 21252505), (10, 17002004), (20, 8501002), (29, 5862760), (40, 4250501), (58, 2931380), (103, 1650680), (116, 1465690), (145, 1172552), (206, 825340), (232, 732845), (290, 586276), (412, 412670), (515, 330136), (580, 293138), (824, 206335), (1030, 165068), (1160, 146569), (1423, 119480), (2060, 82534), (2846, 59740), (2987, 56920), (4120, 41267), (5692, 29870), (5974, 28460), (7115, 23896), (11384, 14935), (11948, 14230)]