243313160

素因数分解:

$2^3\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{3121}}^1$

素因数の和:5081

約数の個数: 32

約数和(自身を含む): 547911000

約数和(自身を除く): 304597840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1949, 3121, 3898, 6242, 7796, 9745, 12484, 15592, 15605, 19490, 24968, 31210, 38980, 62420, 77960, 124840, 6082829, 12165658, 24331316, 30414145, 48662632, 60828290, 121656580, 243313160]

約数ペア:

[(1, 243313160), (2, 121656580), (4, 60828290), (5, 48662632), (8, 30414145), (10, 24331316), (20, 12165658), (40, 6082829), (1949, 124840), (3121, 77960), (3898, 62420), (6242, 38980), (7796, 31210), (9745, 24968), (12484, 19490), (15592, 15605)]