1243476760

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{840187}}^1$

素因数の和:840235

約数の個数: 32

約数和(自身を含む): 2873442960

約数和(自身を除く): 1629966200

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 840187, 1680374, 3360748, 4200935, 6721496, 8401870, 16803740, 31086919, 33607480, 62173838, 124347676, 155434595, 248695352, 310869190, 621738380, 1243476760]

約数ペア:

[(1, 1243476760), (2, 621738380), (4, 310869190), (5, 248695352), (8, 155434595), (10, 124347676), (20, 62173838), (37, 33607480), (40, 31086919), (74, 16803740), (148, 8401870), (185, 6721496), (296, 4200935), (370, 3360748), (740, 1680374), (1480, 840187)]