30688360

素因数分解:

$2^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1307}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 69219360

約数和(自身を除く): 38531000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 587, 1174, 1307, 2348, 2614, 2935, 4696, 5228, 5870, 6535, 10456, 11740, 13070, 23480, 26140, 52280, 767209, 1534418, 3068836, 3836045, 6137672, 7672090, 15344180, 30688360]

約数ペア:

[(1, 30688360), (2, 15344180), (4, 7672090), (5, 6137672), (8, 3836045), (10, 3068836), (20, 1534418), (40, 767209), (587, 52280), (1174, 26140), (1307, 23480), (2348, 13070), (2614, 11740), (2935, 10456), (4696, 6535), (5228, 5870)]