20176968180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2454619}}^1$

素因数の和:2454768

約数の個数: 48

約数和(自身を含む): 56907910080

約数和(自身を除く): 36730941900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 2454619, 4909238, 7363857, 9818476, 12273095, 14727714, 24546190, 29455428, 36819285, 49092380, 73638570, 147277140, 336282803, 672565606, 1008848409, 1345131212, 1681414015, 2017696818, 3362828030, 4035393636, 5044242045, 6725656060, 10088484090, 20176968180]

約数ペア:

[(1, 20176968180), (2, 10088484090), (3, 6725656060), (4, 5044242045), (5, 4035393636), (6, 3362828030), (10, 2017696818), (12, 1681414015), (15, 1345131212), (20, 1008848409), (30, 672565606), (60, 336282803), (137, 147277140), (274, 73638570), (411, 49092380), (548, 36819285), (685, 29455428), (822, 24546190), (1370, 14727714), (1644, 12273095), (2055, 9818476), (2740, 7363857), (4110, 4909238), (8220, 2454619)]