123500860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{3691}}^1$

素因数の和:3946

約数の個数: 48

約数和(自身を含む): 297722880

約数和(自身を除く): 174222020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 3346, 3691, 4780, 6692, 7382, 8365, 14764, 16730, 18455, 25837, 33460, 36910, 51674, 73820, 103348, 129185, 258370, 516740, 882149, 1764298, 3528596, 4410745, 6175043, 8821490, 12350086, 17642980, 24700172, 30875215, 61750430, 123500860]

約数ペア:

[(1, 123500860), (2, 61750430), (4, 30875215), (5, 24700172), (7, 17642980), (10, 12350086), (14, 8821490), (20, 6175043), (28, 4410745), (35, 3528596), (70, 1764298), (140, 882149), (239, 516740), (478, 258370), (956, 129185), (1195, 103348), (1673, 73820), (2390, 51674), (3346, 36910), (3691, 33460), (4780, 25837), (6692, 18455), (7382, 16730), (8365, 14764)]