284647520

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25057}}^1$

素因数の和:25143

約数の個数: 48

約数和(自身を含む): 681978528

約数和(自身を除く): 397331008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 25057, 50114, 100228, 125285, 200456, 250570, 400912, 501140, 801824, 1002280, 1779047, 2004560, 3558094, 4009120, 7116188, 8895235, 14232376, 17790470, 28464752, 35580940, 56929504, 71161880, 142323760, 284647520]

約数ペア:

[(1, 284647520), (2, 142323760), (4, 71161880), (5, 56929504), (8, 35580940), (10, 28464752), (16, 17790470), (20, 14232376), (32, 8895235), (40, 7116188), (71, 4009120), (80, 3558094), (142, 2004560), (160, 1779047), (284, 1002280), (355, 801824), (568, 501140), (710, 400912), (1136, 250570), (1420, 200456), (2272, 125285), (2840, 100228), (5680, 50114), (11360, 25057)]