30930680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70297}}^1$

素因数の和:70319

約数の個数: 32

約数和(自身を含む): 75921840

約数和(自身を除く): 44991160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 70297, 140594, 281188, 351485, 562376, 702970, 773267, 1405940, 1546534, 2811880, 3093068, 3866335, 6186136, 7732670, 15465340, 30930680]

約数ペア:

[(1, 30930680), (2, 15465340), (4, 7732670), (5, 6186136), (8, 3866335), (10, 3093068), (11, 2811880), (20, 1546534), (22, 1405940), (40, 773267), (44, 702970), (55, 562376), (88, 351485), (110, 281188), (220, 140594), (440, 70297)]