15696989860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{643847}}^1$

素因数の和:643932

約数の個数: 48

約数和(自身を含む): 35045934336

約数和(自身を除く): 19348944476

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 4876, 6095, 12190, 24380, 643847, 1287694, 2575388, 3219235, 6438470, 12876940, 14808481, 29616962, 34123891, 59233924, 68247782, 74042405, 136495564, 148084810, 170619455, 296169620, 341238910, 682477820, 784849493, 1569698986, 3139397972, 3924247465, 7848494930, 15696989860]

約数ペア:

[(1, 15696989860), (2, 7848494930), (4, 3924247465), (5, 3139397972), (10, 1569698986), (20, 784849493), (23, 682477820), (46, 341238910), (53, 296169620), (92, 170619455), (106, 148084810), (115, 136495564), (212, 74042405), (230, 68247782), (265, 59233924), (460, 34123891), (530, 29616962), (1060, 14808481), (1219, 12876940), (2438, 6438470), (4876, 3219235), (6095, 2575388), (12190, 1287694), (24380, 643847)]