9418859440

素因数分解:

$2^4\times 5^1\times {\mathrm{117735743}}^1$

素因数の和:117735756

約数の個数: 20

約数和(自身を含む): 21898848384

約数和(自身を除く): 12479988944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 117735743, 235471486, 470942972, 588678715, 941885944, 1177357430, 1883771888, 2354714860, 4709429720, 9418859440]

約数ペア:

[(1, 9418859440), (2, 4709429720), (4, 2354714860), (5, 1883771888), (8, 1177357430), (10, 941885944), (16, 588678715), (20, 470942972), (40, 235471486), (80, 117735743)]