4419860

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{991}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 9332736

約数和(自身を除く): 4912876

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 991, 1115, 1982, 2230, 3964, 4460, 4955, 9910, 19820, 220993, 441986, 883972, 1104965, 2209930, 4419860]

約数ペア:

[(1, 4419860), (2, 2209930), (4, 1104965), (5, 883972), (10, 441986), (20, 220993), (223, 19820), (446, 9910), (892, 4955), (991, 4460), (1115, 3964), (1982, 2230)]