120200420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 261488640

約数和(自身を除く): 141288220

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 127, 148, 185, 254, 370, 508, 635, 740, 1270, 1279, 2540, 2558, 4699, 5116, 6395, 9398, 12790, 18796, 23495, 25580, 46990, 47323, 93980, 94646, 162433, 189292, 236615, 324866, 473230, 649732, 812165, 946460, 1624330, 3248660, 6010021, 12020042, 24040084, 30050105, 60100210, 120200420]

約数ペア:

[(1, 120200420), (2, 60100210), (4, 30050105), (5, 24040084), (10, 12020042), (20, 6010021), (37, 3248660), (74, 1624330), (127, 946460), (148, 812165), (185, 649732), (254, 473230), (370, 324866), (508, 236615), (635, 189292), (740, 162433), (1270, 94646), (1279, 93980), (2540, 47323), (2558, 46990), (4699, 25580), (5116, 23495), (6395, 18796), (9398, 12790)]