22211320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9103}}^1$

素因数の和:9175

約数の個数: 32

約数和(自身を含む): 50800320

約数和(自身を除く): 28589000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9103, 18206, 36412, 45515, 72824, 91030, 182060, 364120, 555283, 1110566, 2221132, 2776415, 4442264, 5552830, 11105660, 22211320]

約数ペア:

[(1, 22211320), (2, 11105660), (4, 5552830), (5, 4442264), (8, 2776415), (10, 2221132), (20, 1110566), (40, 555283), (61, 364120), (122, 182060), (244, 91030), (305, 72824), (488, 45515), (610, 36412), (1220, 18206), (2440, 9103)]