11871580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4463}}^1$

素因数の和:4498

約数の個数: 48

約数和(自身を含む): 29998080

約数和(自身を除く): 18126500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 4463, 8926, 17852, 22315, 31241, 44630, 62482, 84797, 89260, 124964, 156205, 169594, 312410, 339188, 423985, 593579, 624820, 847970, 1187158, 1695940, 2374316, 2967895, 5935790, 11871580]

約数ペア:

[(1, 11871580), (2, 5935790), (4, 2967895), (5, 2374316), (7, 1695940), (10, 1187158), (14, 847970), (19, 624820), (20, 593579), (28, 423985), (35, 339188), (38, 312410), (70, 169594), (76, 156205), (95, 124964), (133, 89260), (140, 84797), (190, 62482), (266, 44630), (380, 31241), (532, 22315), (665, 17852), (1330, 8926), (2660, 4463)]