19294120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 27361880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 479, 530, 760, 958, 1007, 1060, 1916, 2014, 2120, 2395, 3832, 4028, 4790, 5035, 8056, 9101, 9580, 10070, 18202, 19160, 20140, 25387, 36404, 40280, 45505, 50774, 72808, 91010, 101548, 126935, 182020, 203096, 253870, 364040, 482353, 507740, 964706, 1015480, 1929412, 2411765, 3858824, 4823530, 9647060, 19294120]

約数ペア:

[(1, 19294120), (2, 9647060), (4, 4823530), (5, 3858824), (8, 2411765), (10, 1929412), (19, 1015480), (20, 964706), (38, 507740), (40, 482353), (53, 364040), (76, 253870), (95, 203096), (106, 182020), (152, 126935), (190, 101548), (212, 91010), (265, 72808), (380, 50774), (424, 45505), (479, 40280), (530, 36404), (760, 25387), (958, 20140), (1007, 19160), (1060, 18202), (1916, 10070), (2014, 9580), (2120, 9101), (2395, 8056), (3832, 5035), (4028, 4790)]