7275280

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:655

約数の個数: 40

約数和(自身を含む): 17034624

約数和(自身を除く): 9759344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 431, 844, 862, 1055, 1688, 1724, 2110, 2155, 3376, 3448, 4220, 4310, 6896, 8440, 8620, 16880, 17240, 34480, 90941, 181882, 363764, 454705, 727528, 909410, 1455056, 1818820, 3637640, 7275280]

約数ペア:

[(1, 7275280), (2, 3637640), (4, 1818820), (5, 1455056), (8, 909410), (10, 727528), (16, 454705), (20, 363764), (40, 181882), (80, 90941), (211, 34480), (422, 17240), (431, 16880), (844, 8620), (862, 8440), (1055, 6896), (1688, 4310), (1724, 4220), (2110, 3448), (2155, 3376)]