38954410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 81181440

約数和(自身を除く): 42227030

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 89, 110, 115, 173, 178, 230, 253, 346, 445, 506, 865, 890, 979, 1265, 1730, 1903, 1958, 2047, 2530, 3806, 3979, 4094, 4895, 7958, 9515, 9790, 10235, 15397, 19030, 19895, 20470, 22517, 30794, 39790, 43769, 45034, 76985, 87538, 112585, 153970, 169367, 218845, 225170, 338734, 354131, 437690, 708262, 846835, 1693670, 1770655, 3541310, 3895441, 7790882, 19477205, 38954410]

約数ペア:

[(1, 38954410), (2, 19477205), (5, 7790882), (10, 3895441), (11, 3541310), (22, 1770655), (23, 1693670), (46, 846835), (55, 708262), (89, 437690), (110, 354131), (115, 338734), (173, 225170), (178, 218845), (230, 169367), (253, 153970), (346, 112585), (445, 87538), (506, 76985), (865, 45034), (890, 43769), (979, 39790), (1265, 30794), (1730, 22517), (1903, 20470), (1958, 19895), (2047, 19030), (2530, 15397), (3806, 10235), (3979, 9790), (4094, 9515), (4895, 7958)]