67440020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1427}}^1$

素因数の和:1592

約数の個数: 48

約数和(自身を含む): 151139520

約数和(自身を除く): 83699500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 1427, 2363, 2780, 2854, 4726, 5708, 7135, 9452, 11815, 14270, 23630, 24259, 28540, 47260, 48518, 97036, 121295, 198353, 242590, 396706, 485180, 793412, 991765, 1983530, 3372001, 3967060, 6744002, 13488004, 16860005, 33720010, 67440020]

約数ペア:

[(1, 67440020), (2, 33720010), (4, 16860005), (5, 13488004), (10, 6744002), (17, 3967060), (20, 3372001), (34, 1983530), (68, 991765), (85, 793412), (139, 485180), (170, 396706), (278, 242590), (340, 198353), (556, 121295), (695, 97036), (1390, 48518), (1427, 47260), (2363, 28540), (2780, 24259), (2854, 23630), (4726, 14270), (5708, 11815), (7135, 9452)]