66672340

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{9719}}^1$

素因数の和:9749

約数の個数: 48

約数和(自身を含む): 163296000

約数和(自身を除く): 96623660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 9719, 19438, 38876, 48595, 68033, 97190, 136066, 194380, 272132, 340165, 476231, 680330, 952462, 1360660, 1904924, 2381155, 3333617, 4762310, 6667234, 9524620, 13334468, 16668085, 33336170, 66672340]

約数ペア:

[(1, 66672340), (2, 33336170), (4, 16668085), (5, 13334468), (7, 9524620), (10, 6667234), (14, 4762310), (20, 3333617), (28, 2381155), (35, 1904924), (49, 1360660), (70, 952462), (98, 680330), (140, 476231), (196, 340165), (245, 272132), (343, 194380), (490, 136066), (686, 97190), (980, 68033), (1372, 48595), (1715, 38876), (3430, 19438), (6860, 9719)]