123568620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{294211}}^1$

素因数の和:294230

約数の個数: 48

約数和(自身を含む): 395420928

約数和(自身を除く): 271852308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 294211, 588422, 882633, 1176844, 1471055, 1765266, 2059477, 2942110, 3530532, 4118954, 4413165, 5884220, 6178431, 8237908, 8826330, 10297385, 12356862, 17652660, 20594770, 24713724, 30892155, 41189540, 61784310, 123568620]

約数ペア:

[(1, 123568620), (2, 61784310), (3, 41189540), (4, 30892155), (5, 24713724), (6, 20594770), (7, 17652660), (10, 12356862), (12, 10297385), (14, 8826330), (15, 8237908), (20, 6178431), (21, 5884220), (28, 4413165), (30, 4118954), (35, 3530532), (42, 2942110), (60, 2059477), (70, 1765266), (84, 1471055), (105, 1176844), (140, 882633), (210, 588422), (420, 294211)]