54894640

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1409}}^1$

素因数の和:1909

約数の個数: 40

約数和(自身を含む): 127982880

約数和(自身を除く): 73088240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1409, 1948, 2435, 2818, 3896, 4870, 5636, 7045, 7792, 9740, 11272, 14090, 19480, 22544, 28180, 38960, 56360, 112720, 686183, 1372366, 2744732, 3430915, 5489464, 6861830, 10978928, 13723660, 27447320, 54894640]

約数ペア:

[(1, 54894640), (2, 27447320), (4, 13723660), (5, 10978928), (8, 6861830), (10, 5489464), (16, 3430915), (20, 2744732), (40, 1372366), (80, 686183), (487, 112720), (974, 56360), (1409, 38960), (1948, 28180), (2435, 22544), (2818, 19480), (3896, 14090), (4870, 11272), (5636, 9740), (7045, 7792)]