89913420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{499519}}^1$

素因数の和:499534

約数の個数: 36

約数和(自身を含む): 272737920

約数和(自身を除く): 182824500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 499519, 999038, 1498557, 1998076, 2497595, 2997114, 4495671, 4995190, 5994228, 7492785, 8991342, 9990380, 14985570, 17982684, 22478355, 29971140, 44956710, 89913420]

約数ペア:

[(1, 89913420), (2, 44956710), (3, 29971140), (4, 22478355), (5, 17982684), (6, 14985570), (9, 9990380), (10, 8991342), (12, 7492785), (15, 5994228), (18, 4995190), (20, 4495671), (30, 2997114), (36, 2497595), (45, 1998076), (60, 1498557), (90, 999038), (180, 499519)]