190025540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{941}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 417795840

約数和(自身を除く): 227770300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 439, 460, 878, 941, 1756, 1882, 2195, 3764, 4390, 4705, 8780, 9410, 10097, 18820, 20194, 21643, 40388, 43286, 50485, 86572, 100970, 108215, 201940, 216430, 413099, 432860, 826198, 1652396, 2065495, 4130990, 8261980, 9501277, 19002554, 38005108, 47506385, 95012770, 190025540]

約数ペア:

[(1, 190025540), (2, 95012770), (4, 47506385), (5, 38005108), (10, 19002554), (20, 9501277), (23, 8261980), (46, 4130990), (92, 2065495), (115, 1652396), (230, 826198), (439, 432860), (460, 413099), (878, 216430), (941, 201940), (1756, 108215), (1882, 100970), (2195, 86572), (3764, 50485), (4390, 43286), (4705, 40388), (8780, 21643), (9410, 20194), (10097, 18820)]