2681840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4789}}^1$

素因数の和:4809

約数の個数: 40

約数和(自身を含む): 7127520

約数和(自身を除く): 4445680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4789, 9578, 19156, 23945, 33523, 38312, 47890, 67046, 76624, 95780, 134092, 167615, 191560, 268184, 335230, 383120, 536368, 670460, 1340920, 2681840]

約数ペア:

[(1, 2681840), (2, 1340920), (4, 670460), (5, 536368), (7, 383120), (8, 335230), (10, 268184), (14, 191560), (16, 167615), (20, 134092), (28, 95780), (35, 76624), (40, 67046), (56, 47890), (70, 38312), (80, 33523), (112, 23945), (140, 19156), (280, 9578), (560, 4789)]