126403640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{287281}}^1$

素因数の和:287303

約数の個数: 32

約数和(自身を含む): 310264560

約数和(自身を除く): 183860920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 287281, 574562, 1149124, 1436405, 2298248, 2872810, 3160091, 5745620, 6320182, 11491240, 12640364, 15800455, 25280728, 31600910, 63201820, 126403640]

約数ペア:

[(1, 126403640), (2, 63201820), (4, 31600910), (5, 25280728), (8, 15800455), (10, 12640364), (11, 11491240), (20, 6320182), (22, 5745620), (40, 3160091), (44, 2872810), (55, 2298248), (88, 1436405), (110, 1149124), (220, 574562), (440, 287281)]