19962110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{40739}}^1$

素因数の和:40760

約数の個数: 24

約数和(自身を含む): 41799240

約数和(自身を除く): 21837130

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 40739, 81478, 203695, 285173, 407390, 570346, 1425865, 1996211, 2851730, 3992422, 9981055, 19962110]

約数ペア:

[(1, 19962110), (2, 9981055), (5, 3992422), (7, 2851730), (10, 1996211), (14, 1425865), (35, 570346), (49, 407390), (70, 285173), (98, 203695), (245, 81478), (490, 40739)]