123756430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103997}}^1$

素因数の和:104028

約数の個数: 32

約数和(自身を含む): 269562816

約数和(自身を除く): 145806386

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 103997, 207994, 519985, 727979, 1039970, 1455958, 1767949, 3535898, 3639895, 7279790, 8839745, 12375643, 17679490, 24751286, 61878215, 123756430]

約数ペア:

[(1, 123756430), (2, 61878215), (5, 24751286), (7, 17679490), (10, 12375643), (14, 8839745), (17, 7279790), (34, 3639895), (35, 3535898), (70, 1767949), (85, 1455958), (119, 1039970), (170, 727979), (238, 519985), (595, 207994), (1190, 103997)]