28200970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{859}}^1$

素因数の和:947

約数の個数: 48

約数和(自身を含む): 60000480

約数和(自身を除く): 31799510

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 98, 134, 245, 335, 469, 490, 670, 859, 938, 1718, 2345, 3283, 4295, 4690, 6013, 6566, 8590, 12026, 16415, 30065, 32830, 42091, 57553, 60130, 84182, 115106, 210455, 287765, 402871, 420910, 575530, 805742, 2014355, 2820097, 4028710, 5640194, 14100485, 28200970]

約数ペア:

[(1, 28200970), (2, 14100485), (5, 5640194), (7, 4028710), (10, 2820097), (14, 2014355), (35, 805742), (49, 575530), (67, 420910), (70, 402871), (98, 287765), (134, 210455), (245, 115106), (335, 84182), (469, 60130), (490, 57553), (670, 42091), (859, 32830), (938, 30065), (1718, 16415), (2345, 12026), (3283, 8590), (4295, 6566), (4690, 6013)]