2220777788

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{63691}}^1$

素因数の和:64097

約数の個数: 24

約数和(自身を含む): 4066097280

約数和(自身を除く): 1845319492

約数列:

[1, 2, 4, 23, 46, 92, 379, 758, 1516, 8717, 17434, 34868, 63691, 127382, 254764, 1464893, 2929786, 5859572, 24138889, 48277778, 96555556, 555194447, 1110388894, 2220777788]

約数ペア:

[(1, 2220777788), (2, 1110388894), (4, 555194447), (23, 96555556), (46, 48277778), (92, 24138889), (379, 5859572), (758, 2929786), (1516, 1464893), (8717, 254764), (17434, 127382), (34868, 63691)]