16256020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3889}}^1$

素因数の和:3928

約数の個数: 48

約数和(自身を含む): 39211200

約数和(自身を除く): 22955180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3889, 4180, 7778, 15556, 19445, 38890, 42779, 73891, 77780, 85558, 147782, 171116, 213895, 295564, 369455, 427790, 738910, 812801, 855580, 1477820, 1625602, 3251204, 4064005, 8128010, 16256020]

約数ペア:

[(1, 16256020), (2, 8128010), (4, 4064005), (5, 3251204), (10, 1625602), (11, 1477820), (19, 855580), (20, 812801), (22, 738910), (38, 427790), (44, 369455), (55, 295564), (76, 213895), (95, 171116), (110, 147782), (190, 85558), (209, 77780), (220, 73891), (380, 42779), (418, 38890), (836, 19445), (1045, 15556), (2090, 7778), (3889, 4180)]