8191270

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 15240960

約数和(自身を除く): 7049690

約数列:

[1, 2, 5, 10, 71, 83, 139, 142, 166, 278, 355, 415, 695, 710, 830, 1390, 5893, 9869, 11537, 11786, 19738, 23074, 29465, 49345, 57685, 58930, 98690, 115370, 819127, 1638254, 4095635, 8191270]

約数ペア:

[(1, 8191270), (2, 4095635), (5, 1638254), (10, 819127), (71, 115370), (83, 98690), (139, 58930), (142, 57685), (166, 49345), (278, 29465), (355, 23074), (415, 19738), (695, 11786), (710, 11537), (830, 9869), (1390, 5893)]