2080405520

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{172219}}^1$

素因数の和:172383

約数の個数: 40

約数和(自身を含む): 4869003840

約数和(自身を除く): 2788598320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 12080, 172219, 344438, 688876, 861095, 1377752, 1722190, 2755504, 3444380, 6888760, 13777520, 26005069, 52010138, 104020276, 130025345, 208040552, 260050690, 416081104, 520101380, 1040202760, 2080405520]

約数ペア:

[(1, 2080405520), (2, 1040202760), (4, 520101380), (5, 416081104), (8, 260050690), (10, 208040552), (16, 130025345), (20, 104020276), (40, 52010138), (80, 26005069), (151, 13777520), (302, 6888760), (604, 3444380), (755, 2755504), (1208, 1722190), (1510, 1377752), (2416, 861095), (3020, 688876), (6040, 344438), (12080, 172219)]