16496680

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1301}}^1$

素因数の和:1629

約数の個数: 32

約数和(自身を含む): 37263240

約数和(自身を除く): 20766560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1301, 1585, 2536, 2602, 3170, 5204, 6340, 6505, 10408, 12680, 13010, 26020, 52040, 412417, 824834, 1649668, 2062085, 3299336, 4124170, 8248340, 16496680]

約数ペア:

[(1, 16496680), (2, 8248340), (4, 4124170), (5, 3299336), (8, 2062085), (10, 1649668), (20, 824834), (40, 412417), (317, 52040), (634, 26020), (1268, 13010), (1301, 12680), (1585, 10408), (2536, 6505), (2602, 6340), (3170, 5204)]