87808940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{190889}}^1$

素因数の和:190921

約数の個数: 24

約数和(自身を含む): 192417120

約数和(自身を除く): 104608180

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 190889, 381778, 763556, 954445, 1908890, 3817780, 4390447, 8780894, 17561788, 21952235, 43904470, 87808940]

約数ペア:

[(1, 87808940), (2, 43904470), (4, 21952235), (5, 17561788), (10, 8780894), (20, 4390447), (23, 3817780), (46, 1908890), (92, 954445), (115, 763556), (230, 381778), (460, 190889)]