20166445390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3165847}}^1$

素因数の和:3165881

約数の個数: 48

約数和(自身を含む): 45474240672

約数和(自身を除く): 25307795282

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 3165847, 6331694, 15829235, 22160929, 31658470, 41156011, 44321858, 82312022, 110804645, 155126503, 205780055, 221609290, 288092077, 310253006, 411560110, 576184154, 775632515, 1440460385, 1551265030, 2016644539, 2880920770, 4033289078, 10083222695, 20166445390]

約数ペア:

[(1, 20166445390), (2, 10083222695), (5, 4033289078), (7, 2880920770), (10, 2016644539), (13, 1551265030), (14, 1440460385), (26, 775632515), (35, 576184154), (49, 411560110), (65, 310253006), (70, 288092077), (91, 221609290), (98, 205780055), (130, 155126503), (182, 110804645), (245, 82312022), (455, 44321858), (490, 41156011), (637, 31658470), (910, 22160929), (1274, 15829235), (3185, 6331694), (6370, 3165847)]