9757840

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{431}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 22819968

約数和(自身を除く): 13062128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 431, 566, 862, 1132, 1415, 1724, 2155, 2264, 2830, 3448, 4310, 4528, 5660, 6896, 8620, 11320, 17240, 22640, 34480, 121973, 243946, 487892, 609865, 975784, 1219730, 1951568, 2439460, 4878920, 9757840]

約数ペア:

[(1, 9757840), (2, 4878920), (4, 2439460), (5, 1951568), (8, 1219730), (10, 975784), (16, 609865), (20, 487892), (40, 243946), (80, 121973), (283, 34480), (431, 22640), (566, 17240), (862, 11320), (1132, 8620), (1415, 6896), (1724, 5660), (2155, 4528), (2264, 4310), (2830, 3448)]