28893780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{53507}}^1$

素因数の和:53525

約数の個数: 48

約数和(自身を含む): 89893440

約数和(自身を除く): 60999660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 53507, 107014, 160521, 214028, 267535, 321042, 481563, 535070, 642084, 802605, 963126, 1070140, 1444689, 1605210, 1926252, 2407815, 2889378, 3210420, 4815630, 5778756, 7223445, 9631260, 14446890, 28893780]

約数ペア:

[(1, 28893780), (2, 14446890), (3, 9631260), (4, 7223445), (5, 5778756), (6, 4815630), (9, 3210420), (10, 2889378), (12, 2407815), (15, 1926252), (18, 1605210), (20, 1444689), (27, 1070140), (30, 963126), (36, 802605), (45, 642084), (54, 535070), (60, 481563), (90, 321042), (108, 267535), (135, 214028), (180, 160521), (270, 107014), (540, 53507)]