885660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 2570400

約数和(自身を除く): 1684740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 509, 580, 870, 1018, 1527, 1740, 2036, 2545, 3054, 5090, 6108, 7635, 10180, 14761, 15270, 29522, 30540, 44283, 59044, 73805, 88566, 147610, 177132, 221415, 295220, 442830, 885660]

約数ペア:

[(1, 885660), (2, 442830), (3, 295220), (4, 221415), (5, 177132), (6, 147610), (10, 88566), (12, 73805), (15, 59044), (20, 44283), (29, 30540), (30, 29522), (58, 15270), (60, 14761), (87, 10180), (116, 7635), (145, 6108), (174, 5090), (290, 3054), (348, 2545), (435, 2036), (509, 1740), (580, 1527), (870, 1018)]