787911420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{13441}}^1$

素因数の和:14430

約数の個数: 48

約数和(自身を含む): 2208574368

約数和(自身を除く): 1420662948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 977, 1954, 2931, 3908, 4885, 5862, 9770, 11724, 13441, 14655, 19540, 26882, 29310, 40323, 53764, 58620, 67205, 80646, 134410, 161292, 201615, 268820, 403230, 806460, 13131857, 26263714, 39395571, 52527428, 65659285, 78791142, 131318570, 157582284, 196977855, 262637140, 393955710, 787911420]

約数ペア:

[(1, 787911420), (2, 393955710), (3, 262637140), (4, 196977855), (5, 157582284), (6, 131318570), (10, 78791142), (12, 65659285), (15, 52527428), (20, 39395571), (30, 26263714), (60, 13131857), (977, 806460), (1954, 403230), (2931, 268820), (3908, 201615), (4885, 161292), (5862, 134410), (9770, 80646), (11724, 67205), (13441, 58620), (14655, 53764), (19540, 40323), (26882, 29310)]