1915879420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{150383}}^1$

素因数の和:150419

約数の個数: 72

約数和(自身を含む): 5040270144

約数和(自身を除く): 3124390724

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 150383, 300766, 601532, 751915, 1052681, 1503830, 1954979, 2105362, 3007660, 3909958, 4210724, 5263405, 7368767, 7819916, 9774895, 10526810, 13684853, 14737534, 19549790, 21053620, 27369706, 29475068, 36843835, 39099580, 54739412, 68424265, 73687670, 95793971, 136848530, 147375340, 191587942, 273697060, 383175884, 478969855, 957939710, 1915879420]

約数ペア:

[(1, 1915879420), (2, 957939710), (4, 478969855), (5, 383175884), (7, 273697060), (10, 191587942), (13, 147375340), (14, 136848530), (20, 95793971), (26, 73687670), (28, 68424265), (35, 54739412), (49, 39099580), (52, 36843835), (65, 29475068), (70, 27369706), (91, 21053620), (98, 19549790), (130, 14737534), (140, 13684853), (182, 10526810), (196, 9774895), (245, 7819916), (260, 7368767), (364, 5263405), (455, 4210724), (490, 3909958), (637, 3007660), (910, 2105362), (980, 1954979), (1274, 1503830), (1820, 1052681), (2548, 751915), (3185, 601532), (6370, 300766), (12740, 150383)]