8663180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 19535040

約数和(自身を除く): 10871860

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 509, 740, 851, 1018, 1702, 2036, 2545, 3404, 4255, 5090, 8510, 10180, 11707, 17020, 18833, 23414, 37666, 46828, 58535, 75332, 94165, 117070, 188330, 234140, 376660, 433159, 866318, 1732636, 2165795, 4331590, 8663180]

約数ペア:

[(1, 8663180), (2, 4331590), (4, 2165795), (5, 1732636), (10, 866318), (20, 433159), (23, 376660), (37, 234140), (46, 188330), (74, 117070), (92, 94165), (115, 75332), (148, 58535), (185, 46828), (230, 37666), (370, 23414), (460, 18833), (509, 17020), (740, 11707), (851, 10180), (1018, 8510), (1702, 5090), (2036, 4255), (2545, 3404)]