16065640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21139}}^1$

素因数の和:21169

約数の個数: 32

約数和(自身を含む): 38052000

約数和(自身を除く): 21986360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 21139, 42278, 84556, 105695, 169112, 211390, 401641, 422780, 803282, 845560, 1606564, 2008205, 3213128, 4016410, 8032820, 16065640]

約数ペア:

[(1, 16065640), (2, 8032820), (4, 4016410), (5, 3213128), (8, 2008205), (10, 1606564), (19, 845560), (20, 803282), (38, 422780), (40, 401641), (76, 211390), (95, 169112), (152, 105695), (190, 84556), (380, 42278), (760, 21139)]