28669980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16477}}^1$

素因数の和:16518

約数の個数: 48

約数和(自身を含む): 83049120

約数和(自身を除く): 54379140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 16477, 32954, 49431, 65908, 82385, 98862, 164770, 197724, 247155, 329540, 477833, 494310, 955666, 988620, 1433499, 1911332, 2389165, 2866998, 4778330, 5733996, 7167495, 9556660, 14334990, 28669980]

約数ペア:

[(1, 28669980), (2, 14334990), (3, 9556660), (4, 7167495), (5, 5733996), (6, 4778330), (10, 2866998), (12, 2389165), (15, 1911332), (20, 1433499), (29, 988620), (30, 955666), (58, 494310), (60, 477833), (87, 329540), (116, 247155), (145, 197724), (174, 164770), (290, 98862), (348, 82385), (435, 65908), (580, 49431), (870, 32954), (1740, 16477)]