74194640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71341}}^1$

素因数の和:71367

約数の個数: 40

約数和(自身を含む): 185774568

約数和(自身を除く): 111579928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 71341, 142682, 285364, 356705, 570728, 713410, 927433, 1141456, 1426820, 1854866, 2853640, 3709732, 4637165, 5707280, 7419464, 9274330, 14838928, 18548660, 37097320, 74194640]

約数ペア:

[(1, 74194640), (2, 37097320), (4, 18548660), (5, 14838928), (8, 9274330), (10, 7419464), (13, 5707280), (16, 4637165), (20, 3709732), (26, 2853640), (40, 1854866), (52, 1426820), (65, 1141456), (80, 927433), (104, 713410), (130, 570728), (208, 356705), (260, 285364), (520, 142682), (1040, 71341)]