28694180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75511}}^1$

素因数の和:75539

約数の個数: 24

約数和(自身を含む): 63430080

約数和(自身を除く): 34735900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 75511, 151022, 302044, 377555, 755110, 1434709, 1510220, 2869418, 5738836, 7173545, 14347090, 28694180]

約数ペア:

[(1, 28694180), (2, 14347090), (4, 7173545), (5, 5738836), (10, 2869418), (19, 1510220), (20, 1434709), (38, 755110), (76, 377555), (95, 302044), (190, 151022), (380, 75511)]