985682720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{560047}}^1$

素因数の和:560073

約数の個数: 48

約数和(自身を含む): 2540377728

約数和(自身を除く): 1554695008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 560047, 1120094, 2240188, 2800235, 4480376, 5600470, 6160517, 8960752, 11200940, 12321034, 17921504, 22401880, 24642068, 30802585, 44803760, 49284136, 61605170, 89607520, 98568272, 123210340, 197136544, 246420680, 492841360, 985682720]

約数ペア:

[(1, 985682720), (2, 492841360), (4, 246420680), (5, 197136544), (8, 123210340), (10, 98568272), (11, 89607520), (16, 61605170), (20, 49284136), (22, 44803760), (32, 30802585), (40, 24642068), (44, 22401880), (55, 17921504), (80, 12321034), (88, 11200940), (110, 8960752), (160, 6160517), (176, 5600470), (220, 4480376), (352, 2800235), (440, 2240188), (880, 1120094), (1760, 560047)]