28918880.000000000

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1697}}^1$

素因数の和:2115

約数の個数: 64

約数和(自身を含む): 393175296

約数和(自身を除く): 250270926

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 401, 802, 1203, 1697, 2005, 2406, 2807, 3394, 4010, 5091, 5614, 6015, 8421, 8485, 10182, 11879, 12030, 14035, 16842, 16970, 23758, 25455, 28070, 35637, 42105, 50910, 59395, 71274, 84210, 118790, 178185, 356370, 680497, 1360994, 2041491, 3402485, 4082982, 4763479, 6804970, 9526958, 10207455, 14290437, 20414910, 23817395, 28580874, 47634790, 71452185, 142904370]

約数ペア:

[(1, 142904370), (2, 71452185), (3, 47634790), (5, 28580874), (6, 23817395), (7, 20414910), (10, 14290437), (14, 10207455), (15, 9526958), (21, 6804970), (30, 4763479), (35, 4082982), (42, 3402485), (70, 2041491), (105, 1360994), (210, 680497), (401, 356370), (802, 178185), (1203, 118790), (1697, 84210), (2005, 71274), (2406, 59395), (2807, 50910), (3394, 42105), (4010, 35637), (5091, 28070), (5614, 25455), (6015, 23758), (8421, 16970), (8485, 16842), (10182, 14035), (11879, 12030)]