27129690320

素因数分解:

$2^4\times 5^1\times {\mathrm{339121129}}^1$

素因数の和:339121142

約数の個数: 20

約数和(自身を含む): 63076530180

約数和(自身を除く): 35946839860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 339121129, 678242258, 1356484516, 1695605645, 2712969032, 3391211290, 5425938064, 6782422580, 13564845160, 27129690320]

約数ペア:

[(1, 27129690320), (2, 13564845160), (4, 6782422580), (5, 5425938064), (8, 3391211290), (10, 2712969032), (16, 1695605645), (20, 1356484516), (40, 678242258), (80, 339121129)]