54401720

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10709}}^1$

素因数の和:10847

約数の個数: 32

約数和(自身を含む): 123379200

約数和(自身を除く): 68977480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 10709, 21418, 42836, 53545, 85672, 107090, 214180, 428360, 1360043, 2720086, 5440172, 6800215, 10880344, 13600430, 27200860, 54401720]

約数ペア:

[(1, 54401720), (2, 27200860), (4, 13600430), (5, 10880344), (8, 6800215), (10, 5440172), (20, 2720086), (40, 1360043), (127, 428360), (254, 214180), (508, 107090), (635, 85672), (1016, 53545), (1270, 42836), (2540, 21418), (5080, 10709)]