84981560

素因数分解:

$2^3\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{1493}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 191471040

約数和(自身を除く): 106489480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1423, 1493, 2846, 2986, 5692, 5972, 7115, 7465, 11384, 11944, 14230, 14930, 28460, 29860, 56920, 59720, 2124539, 4249078, 8498156, 10622695, 16996312, 21245390, 42490780, 84981560]

約数ペア:

[(1, 84981560), (2, 42490780), (4, 21245390), (5, 16996312), (8, 10622695), (10, 8498156), (20, 4249078), (40, 2124539), (1423, 59720), (1493, 56920), (2846, 29860), (2986, 28460), (5692, 14930), (5972, 14230), (7115, 11944), (7465, 11384)]