247788340

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{26759}}^1$

素因数の和:27231

約数の個数: 24

約数和(自身を含む): 521498880

約数和(自身を除く): 273710540

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2315, 4630, 9260, 26759, 53518, 107036, 133795, 267590, 535180, 12389417, 24778834, 49557668, 61947085, 123894170, 247788340]

約数ペア:

[(1, 247788340), (2, 123894170), (4, 61947085), (5, 49557668), (10, 24778834), (20, 12389417), (463, 535180), (926, 267590), (1852, 133795), (2315, 107036), (4630, 53518), (9260, 26759)]