28975740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1459}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 81432960

約数和(自身を除く): 52457220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 662, 993, 1324, 1459, 1655, 1986, 2918, 3310, 3972, 4377, 4965, 5836, 6620, 7295, 8754, 9930, 14590, 17508, 19860, 21885, 29180, 43770, 87540, 482929, 965858, 1448787, 1931716, 2414645, 2897574, 4829290, 5795148, 7243935, 9658580, 14487870, 28975740]

約数ペア:

[(1, 28975740), (2, 14487870), (3, 9658580), (4, 7243935), (5, 5795148), (6, 4829290), (10, 2897574), (12, 2414645), (15, 1931716), (20, 1448787), (30, 965858), (60, 482929), (331, 87540), (662, 43770), (993, 29180), (1324, 21885), (1459, 19860), (1655, 17508), (1986, 14590), (2918, 9930), (3310, 8754), (3972, 7295), (4377, 6620), (4965, 5836)]