20363100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:779

約数の個数: 72

約数和(自身を含む): 59579520

約数和(自身を除く): 39216420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 103, 150, 206, 300, 309, 412, 515, 618, 659, 1030, 1236, 1318, 1545, 1977, 2060, 2575, 2636, 3090, 3295, 3954, 5150, 6180, 6590, 7725, 7908, 9885, 10300, 13180, 15450, 16475, 19770, 30900, 32950, 39540, 49425, 65900, 67877, 98850, 135754, 197700, 203631, 271508, 339385, 407262, 678770, 814524, 1018155, 1357540, 1696925, 2036310, 3393850, 4072620, 5090775, 6787700, 10181550, 20363100]

約数ペア:

[(1, 20363100), (2, 10181550), (3, 6787700), (4, 5090775), (5, 4072620), (6, 3393850), (10, 2036310), (12, 1696925), (15, 1357540), (20, 1018155), (25, 814524), (30, 678770), (50, 407262), (60, 339385), (75, 271508), (100, 203631), (103, 197700), (150, 135754), (206, 98850), (300, 67877), (309, 65900), (412, 49425), (515, 39540), (618, 32950), (659, 30900), (1030, 19770), (1236, 16475), (1318, 15450), (1545, 13180), (1977, 10300), (2060, 9885), (2575, 7908), (2636, 7725), (3090, 6590), (3295, 6180), (3954, 5150)]