4390870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 8709120

約数和(自身を除く): 4318250

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 223, 358, 446, 895, 1115, 1790, 1969, 2230, 2453, 3938, 4906, 9845, 12265, 19690, 24530, 39917, 79834, 199585, 399170, 439087, 878174, 2195435, 4390870]

約数ペア:

[(1, 4390870), (2, 2195435), (5, 878174), (10, 439087), (11, 399170), (22, 199585), (55, 79834), (110, 39917), (179, 24530), (223, 19690), (358, 12265), (446, 9845), (895, 4906), (1115, 3938), (1790, 2453), (1969, 2230)]