1240861020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1657}}^1\times {\mathrm{1783}}^1$

素因数の和:3459

約数の個数: 96

約数和(自身を含む): 3975379968

約数和(自身を除く): 2734518948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1657, 1783, 3314, 3566, 4971, 5349, 6628, 7132, 8285, 8915, 9942, 10698, 11599, 12481, 16570, 17830, 19884, 21396, 23198, 24855, 24962, 26745, 33140, 34797, 35660, 37443, 46396, 49710, 49924, 53490, 57995, 62405, 69594, 74886, 99420, 106980, 115990, 124810, 139188, 149772, 173985, 187215, 231980, 249620, 347970, 374430, 695940, 748860, 2954431, 5908862, 8863293, 11817724, 14772155, 17726586, 20681017, 29544310, 35453172, 41362034, 44316465, 59088620, 62043051, 82724068, 88632930, 103405085, 124086102, 177265860, 206810170, 248172204, 310215255, 413620340, 620430510, 1240861020]

約数ペア:

[(1, 1240861020), (2, 620430510), (3, 413620340), (4, 310215255), (5, 248172204), (6, 206810170), (7, 177265860), (10, 124086102), (12, 103405085), (14, 88632930), (15, 82724068), (20, 62043051), (21, 59088620), (28, 44316465), (30, 41362034), (35, 35453172), (42, 29544310), (60, 20681017), (70, 17726586), (84, 14772155), (105, 11817724), (140, 8863293), (210, 5908862), (420, 2954431), (1657, 748860), (1783, 695940), (3314, 374430), (3566, 347970), (4971, 249620), (5349, 231980), (6628, 187215), (7132, 173985), (8285, 149772), (8915, 139188), (9942, 124810), (10698, 115990), (11599, 106980), (12481, 99420), (16570, 74886), (17830, 69594), (19884, 62405), (21396, 57995), (23198, 53490), (24855, 49924), (24962, 49710), (26745, 46396), (33140, 37443), (34797, 35660)]