401432012

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{509}}^1\times {\mathrm{2777}}^1$

素因数の和:3361

約数の個数: 24

約数和(自身を含む): 714057120

約数和(自身を除く): 312625108

約数列:

[1, 2, 4, 71, 142, 284, 509, 1018, 2036, 2777, 5554, 11108, 36139, 72278, 144556, 197167, 394334, 788668, 1413493, 2826986, 5653972, 100358003, 200716006, 401432012]

約数ペア:

[(1, 401432012), (2, 200716006), (4, 100358003), (71, 5653972), (142, 2826986), (284, 1413493), (509, 788668), (1018, 394334), (2036, 197167), (2777, 144556), (5554, 72278), (11108, 36139)]