71862940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{673}}^1$

素因数の和:982

約数の個数: 48

約数和(自身を含む): 159657120

約数和(自身を除く): 87794180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 281, 380, 562, 673, 1124, 1346, 1405, 2692, 2810, 3365, 5339, 5620, 6730, 10678, 12787, 13460, 21356, 25574, 26695, 51148, 53390, 63935, 106780, 127870, 189113, 255740, 378226, 756452, 945565, 1891130, 3593147, 3782260, 7186294, 14372588, 17965735, 35931470, 71862940]

約数ペア:

[(1, 71862940), (2, 35931470), (4, 17965735), (5, 14372588), (10, 7186294), (19, 3782260), (20, 3593147), (38, 1891130), (76, 945565), (95, 756452), (190, 378226), (281, 255740), (380, 189113), (562, 127870), (673, 106780), (1124, 63935), (1346, 53390), (1405, 51148), (2692, 26695), (2810, 25574), (3365, 21356), (5339, 13460), (5620, 12787), (6730, 10678)]