1387665420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2887}}^1\times {\mathrm{8011}}^1$

素因数の和:10910

約数の個数: 48

約数和(自身を含む): 3887294208

約数和(自身を除く): 2499628788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2887, 5774, 8011, 8661, 11548, 14435, 16022, 17322, 24033, 28870, 32044, 34644, 40055, 43305, 48066, 57740, 80110, 86610, 96132, 120165, 160220, 173220, 240330, 480660, 23127757, 46255514, 69383271, 92511028, 115638785, 138766542, 231277570, 277533084, 346916355, 462555140, 693832710, 1387665420]

約数ペア:

[(1, 1387665420), (2, 693832710), (3, 462555140), (4, 346916355), (5, 277533084), (6, 231277570), (10, 138766542), (12, 115638785), (15, 92511028), (20, 69383271), (30, 46255514), (60, 23127757), (2887, 480660), (5774, 240330), (8011, 173220), (8661, 160220), (11548, 120165), (14435, 96132), (16022, 86610), (17322, 80110), (24033, 57740), (28870, 48066), (32044, 43305), (34644, 40055)]