1890163730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{296729}}^1$

素因数の和:296763

約数の個数: 48

約数和(自身を含む): 4262229720

約数和(自身を除く): 2372065990

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, 296729, 593458, 1483645, 2077103, 2967290, 3857477, 4154206, 7714954, 10385515, 14539721, 19287385, 20771030, 27002339, 29079442, 38574770, 54004678, 72698605, 135011695, 145397210, 189016373, 270023390, 378032746, 945081865, 1890163730]

約数ペア:

[(1, 1890163730), (2, 945081865), (5, 378032746), (7, 270023390), (10, 189016373), (13, 145397210), (14, 135011695), (26, 72698605), (35, 54004678), (49, 38574770), (65, 29079442), (70, 27002339), (91, 20771030), (98, 19287385), (130, 14539721), (182, 10385515), (245, 7714954), (455, 4154206), (490, 3857477), (637, 2967290), (910, 2077103), (1274, 1483645), (3185, 593458), (6370, 296729)]