190438120

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71059}}^1$

素因数の和:71137

約数の個数: 32

約数和(自身を含む): 434887200

約数和(自身を除く): 244449080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 71059, 142118, 284236, 355295, 568472, 710590, 1421180, 2842360, 4760953, 9521906, 19043812, 23804765, 38087624, 47609530, 95219060, 190438120]

約数ペア:

[(1, 190438120), (2, 95219060), (4, 47609530), (5, 38087624), (8, 23804765), (10, 19043812), (20, 9521906), (40, 4760953), (67, 2842360), (134, 1421180), (268, 710590), (335, 568472), (536, 355295), (670, 284236), (1340, 142118), (2680, 71059)]