191761940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{222979}}^1$

素因数の和:223031

約数の個数: 24

約数和(自身を含む): 412067040

約数和(自身を除く): 220305100

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 222979, 445958, 891916, 1114895, 2229790, 4459580, 9588097, 19176194, 38352388, 47940485, 95880970, 191761940]

約数ペア:

[(1, 191761940), (2, 95880970), (4, 47940485), (5, 38352388), (10, 19176194), (20, 9588097), (43, 4459580), (86, 2229790), (172, 1114895), (215, 891916), (430, 445958), (860, 222979)]