678747070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{12713}}^1$

素因数の和:13020

約数の個数: 32

約数和(自身を含む): 1290725280

約数和(自身を除く): 611978210

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 281, 562, 1405, 2810, 5339, 10678, 12713, 25426, 26695, 53390, 63565, 127130, 241547, 483094, 1207735, 2415470, 3572353, 7144706, 17861765, 35723530, 67874707, 135749414, 339373535, 678747070]

約数ペア:

[(1, 678747070), (2, 339373535), (5, 135749414), (10, 67874707), (19, 35723530), (38, 17861765), (95, 7144706), (190, 3572353), (281, 2415470), (562, 1207735), (1405, 483094), (2810, 241547), (5339, 127130), (10678, 63565), (12713, 53390), (25426, 26695)]