2015231780

素因数分解:

$2^2\times 5^1\times {\mathrm{13469}}^1\times {\mathrm{7481}}^1$

素因数の和:20959

約数の個数: 24

約数和(自身を含む): 4232866680

約数和(自身を除く): 2217634900

約数列:

[1, 2, 4, 5, 10, 20, 7481, 13469, 14962, 26938, 29924, 37405, 53876, 67345, 74810, 134690, 149620, 269380, 100761589, 201523178, 403046356, 503807945, 1007615890, 2015231780]

約数ペア:

[(1, 2015231780), (2, 1007615890), (4, 503807945), (5, 403046356), (10, 201523178), (20, 100761589), (7481, 269380), (13469, 149620), (14962, 134690), (26938, 74810), (29924, 67345), (37405, 53876)]