24780680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{11689}}^1$

素因数の和:11753

約数の個数: 32

約数和(自身を含む): 56813400

約数和(自身を除く): 32032720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 11689, 23378, 46756, 58445, 93512, 116890, 233780, 467560, 619517, 1239034, 2478068, 3097585, 4956136, 6195170, 12390340, 24780680]

約数ペア:

[(1, 24780680), (2, 12390340), (4, 6195170), (5, 4956136), (8, 3097585), (10, 2478068), (20, 1239034), (40, 619517), (53, 467560), (106, 233780), (212, 116890), (265, 93512), (424, 58445), (530, 46756), (1060, 23378), (2120, 11689)]