16866734320

素因数分解:

$2^4\times 5^1\times {\mathrm{210834179}}^1$

素因数の和:210834192

約数の個数: 20

約数和(自身を含む): 39215157480

約数和(自身を除く): 22348423160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 210834179, 421668358, 843336716, 1054170895, 1686673432, 2108341790, 3373346864, 4216683580, 8433367160, 16866734320]

約数ペア:

[(1, 16866734320), (2, 8433367160), (4, 4216683580), (5, 3373346864), (8, 2108341790), (10, 1686673432), (16, 1054170895), (20, 843336716), (40, 421668358), (80, 210834179)]