2748760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9817}}^1$

素因数の和:9835

約数の個数: 32

約数和(自身を含む): 7068960

約数和(自身を除く): 4320200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9817, 19634, 39268, 49085, 68719, 78536, 98170, 137438, 196340, 274876, 343595, 392680, 549752, 687190, 1374380, 2748760]

約数ペア:

[(1, 2748760), (2, 1374380), (4, 687190), (5, 549752), (7, 392680), (8, 343595), (10, 274876), (14, 196340), (20, 137438), (28, 98170), (35, 78536), (40, 68719), (56, 49085), (70, 39268), (140, 19634), (280, 9817)]