70581580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{661}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 156814560

約数和(自身を除く): 86232980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 281, 380, 562, 661, 1124, 1322, 1405, 2644, 2810, 3305, 5339, 5620, 6610, 10678, 12559, 13220, 21356, 25118, 26695, 50236, 53390, 62795, 106780, 125590, 185741, 251180, 371482, 742964, 928705, 1857410, 3529079, 3714820, 7058158, 14116316, 17645395, 35290790, 70581580]

約数ペア:

[(1, 70581580), (2, 35290790), (4, 17645395), (5, 14116316), (10, 7058158), (19, 3714820), (20, 3529079), (38, 1857410), (76, 928705), (95, 742964), (190, 371482), (281, 251180), (380, 185741), (562, 125590), (661, 106780), (1124, 62795), (1322, 53390), (1405, 50236), (2644, 26695), (2810, 25118), (3305, 21356), (5339, 13220), (5620, 12559), (6610, 10678)]