40081540

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4783}}^1$

素因数の和:5211

約数の個数: 24

約数和(自身を含む): 84389760

約数和(自身を除く): 44308220

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 4783, 8380, 9566, 19132, 23915, 47830, 95660, 2004077, 4008154, 8016308, 10020385, 20040770, 40081540]

約数ペア:

[(1, 40081540), (2, 20040770), (4, 10020385), (5, 8016308), (10, 4008154), (20, 2004077), (419, 95660), (838, 47830), (1676, 23915), (2095, 19132), (4190, 9566), (4783, 8380)]