164570020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{433079}}^1$

素因数の和:433107

約数の個数: 24

約数和(自身を含む): 363787200

約数和(自身を除く): 199217180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 433079, 866158, 1732316, 2165395, 4330790, 8228501, 8661580, 16457002, 32914004, 41142505, 82285010, 164570020]

約数ペア:

[(1, 164570020), (2, 82285010), (4, 41142505), (5, 32914004), (10, 16457002), (19, 8661580), (20, 8228501), (38, 4330790), (76, 2165395), (95, 1732316), (190, 866158), (380, 433079)]