123977820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89839}}^1$

素因数の和:89874

約数の個数: 48

約数和(自身を含む): 362234880

約数和(自身を除く): 238257060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 89839, 179678, 269517, 359356, 449195, 539034, 898390, 1078068, 1347585, 1796780, 2066297, 2695170, 4132594, 5390340, 6198891, 8265188, 10331485, 12397782, 20662970, 24795564, 30994455, 41325940, 61988910, 123977820]

約数ペア:

[(1, 123977820), (2, 61988910), (3, 41325940), (4, 30994455), (5, 24795564), (6, 20662970), (10, 12397782), (12, 10331485), (15, 8265188), (20, 6198891), (23, 5390340), (30, 4132594), (46, 2695170), (60, 2066297), (69, 1796780), (92, 1347585), (115, 1078068), (138, 898390), (230, 539034), (276, 449195), (345, 359356), (460, 269517), (690, 179678), (1380, 89839)]