2018051320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{951911}}^1$

素因数の和:951975

約数の個数: 32

約数和(自身を含む): 4626292320

約数和(自身を除く): 2608241000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 951911, 1903822, 3807644, 4759555, 7615288, 9519110, 19038220, 38076440, 50451283, 100902566, 201805132, 252256415, 403610264, 504512830, 1009025660, 2018051320]

約数ペア:

[(1, 2018051320), (2, 1009025660), (4, 504512830), (5, 403610264), (8, 252256415), (10, 201805132), (20, 100902566), (40, 50451283), (53, 38076440), (106, 19038220), (212, 9519110), (265, 7615288), (424, 4759555), (530, 3807644), (1060, 1903822), (2120, 951911)]