42841520

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8779}}^1$

素因数の和:8853

約数の個数: 40

約数和(自身を含む): 101250960

約数和(自身を除く): 58409440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 8779, 17558, 35116, 43895, 70232, 87790, 140464, 175580, 351160, 535519, 702320, 1071038, 2142076, 2677595, 4284152, 5355190, 8568304, 10710380, 21420760, 42841520]

約数ペア:

[(1, 42841520), (2, 21420760), (4, 10710380), (5, 8568304), (8, 5355190), (10, 4284152), (16, 2677595), (20, 2142076), (40, 1071038), (61, 702320), (80, 535519), (122, 351160), (244, 175580), (305, 140464), (488, 87790), (610, 70232), (976, 43895), (1220, 35116), (2440, 17558), (4880, 8779)]