306260920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1093789}}^1$

素因数の和:1093807

約数の個数: 32

約数和(自身を含む): 787528800

約数和(自身を除く): 481267880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1093789, 2187578, 4375156, 5468945, 7656523, 8750312, 10937890, 15313046, 21875780, 30626092, 38282615, 43751560, 61252184, 76565230, 153130460, 306260920]

約数ペア:

[(1, 306260920), (2, 153130460), (4, 76565230), (5, 61252184), (7, 43751560), (8, 38282615), (10, 30626092), (14, 21875780), (20, 15313046), (28, 10937890), (35, 8750312), (40, 7656523), (56, 5468945), (70, 4375156), (140, 2187578), (280, 1093789)]