71359940

素因数分解:

$2^2\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{1907}}^1$

素因数の和:3787

約数の個数: 24

約数和(自身を含む): 150014592

約数和(自身を除く): 78654652

約数列:

[1, 2, 4, 5, 10, 20, 1871, 1907, 3742, 3814, 7484, 7628, 9355, 9535, 18710, 19070, 37420, 38140, 3567997, 7135994, 14271988, 17839985, 35679970, 71359940]

約数ペア:

[(1, 71359940), (2, 35679970), (4, 17839985), (5, 14271988), (10, 7135994), (20, 3567997), (1871, 38140), (1907, 37420), (3742, 19070), (3814, 18710), (7484, 9535), (7628, 9355)]