25980920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{92789}}^1$

素因数の和:92807

約数の個数: 32

約数和(自身を含む): 66808800

約数和(自身を除く): 40827880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 92789, 185578, 371156, 463945, 649523, 742312, 927890, 1299046, 1855780, 2598092, 3247615, 3711560, 5196184, 6495230, 12990460, 25980920]

約数ペア:

[(1, 25980920), (2, 12990460), (4, 6495230), (5, 5196184), (7, 3711560), (8, 3247615), (10, 2598092), (14, 1855780), (20, 1299046), (28, 927890), (35, 742312), (40, 649523), (56, 463945), (70, 371156), (140, 185578), (280, 92789)]