26812520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3089}}^1$

素因数の和:3138

約数の個数: 64

約数和(自身を含む): 71193600

約数和(自身を除く): 44381080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 3089, 4340, 6178, 8680, 12356, 15445, 21623, 24712, 30890, 43246, 61780, 86492, 95759, 108115, 123560, 172984, 191518, 216230, 383036, 432460, 478795, 670313, 766072, 864920, 957590, 1340626, 1915180, 2681252, 3351565, 3830360, 5362504, 6703130, 13406260, 26812520]

約数ペア:

[(1, 26812520), (2, 13406260), (4, 6703130), (5, 5362504), (7, 3830360), (8, 3351565), (10, 2681252), (14, 1915180), (20, 1340626), (28, 957590), (31, 864920), (35, 766072), (40, 670313), (56, 478795), (62, 432460), (70, 383036), (124, 216230), (140, 191518), (155, 172984), (217, 123560), (248, 108115), (280, 95759), (310, 86492), (434, 61780), (620, 43246), (868, 30890), (1085, 24712), (1240, 21623), (1736, 15445), (2170, 12356), (3089, 8680), (4340, 6178)]