489096860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{183871}}^1$

素因数の和:183906

約数の個数: 48

約数和(自身を含む): 1235619840

約数和(自身を除く): 746522980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 183871, 367742, 735484, 919355, 1287097, 1838710, 2574194, 3493549, 3677420, 5148388, 6435485, 6987098, 12870970, 13974196, 17467745, 24454843, 25741940, 34935490, 48909686, 69870980, 97819372, 122274215, 244548430, 489096860]

約数ペア:

[(1, 489096860), (2, 244548430), (4, 122274215), (5, 97819372), (7, 69870980), (10, 48909686), (14, 34935490), (19, 25741940), (20, 24454843), (28, 17467745), (35, 13974196), (38, 12870970), (70, 6987098), (76, 6435485), (95, 5148388), (133, 3677420), (140, 3493549), (190, 2574194), (266, 1838710), (380, 1287097), (532, 919355), (665, 735484), (1330, 367742), (2660, 183871)]