38334020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{359}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 85276800

約数和(自身を除く): 46942780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 281, 359, 380, 562, 718, 1124, 1405, 1436, 1795, 2810, 3590, 5339, 5620, 6821, 7180, 10678, 13642, 21356, 26695, 27284, 34105, 53390, 68210, 100879, 106780, 136420, 201758, 403516, 504395, 1008790, 1916701, 2017580, 3833402, 7666804, 9583505, 19167010, 38334020]

約数ペア:

[(1, 38334020), (2, 19167010), (4, 9583505), (5, 7666804), (10, 3833402), (19, 2017580), (20, 1916701), (38, 1008790), (76, 504395), (95, 403516), (190, 201758), (281, 136420), (359, 106780), (380, 100879), (562, 68210), (718, 53390), (1124, 34105), (1405, 27284), (1436, 26695), (1795, 21356), (2810, 13642), (3590, 10678), (5339, 7180), (5620, 6821)]