2038852880

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{380383}}^1$

素因数の和:380463

約数の個数: 40

約数和(自身を含む): 4811096832

約数和(自身を除く): 2772243952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 380383, 760766, 1521532, 1901915, 3043064, 3803830, 6086128, 7607660, 15215320, 25485661, 30430640, 50971322, 101942644, 127428305, 203885288, 254856610, 407770576, 509713220, 1019426440, 2038852880]

約数ペア:

[(1, 2038852880), (2, 1019426440), (4, 509713220), (5, 407770576), (8, 254856610), (10, 203885288), (16, 127428305), (20, 101942644), (40, 50971322), (67, 30430640), (80, 25485661), (134, 15215320), (268, 7607660), (335, 6086128), (536, 3803830), (670, 3043064), (1072, 1901915), (1340, 1521532), (2680, 760766), (5360, 380383)]