22729880

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7193}}^1$

素因数の和:7283

約数の個数: 32

約数和(自身を含む): 51796800

約数和(自身を除く): 29066920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 7193, 14386, 28772, 35965, 57544, 71930, 143860, 287720, 568247, 1136494, 2272988, 2841235, 4545976, 5682470, 11364940, 22729880]

約数ペア:

[(1, 22729880), (2, 11364940), (4, 5682470), (5, 4545976), (8, 2841235), (10, 2272988), (20, 1136494), (40, 568247), (79, 287720), (158, 143860), (316, 71930), (395, 57544), (632, 35965), (790, 28772), (1580, 14386), (3160, 7193)]