7297960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4243}}^1$

素因数の和:4297

約数の個数: 32

約数和(自身を含む): 16806240

約数和(自身を除く): 9508280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4243, 8486, 16972, 21215, 33944, 42430, 84860, 169720, 182449, 364898, 729796, 912245, 1459592, 1824490, 3648980, 7297960]

約数ペア:

[(1, 7297960), (2, 3648980), (4, 1824490), (5, 1459592), (8, 912245), (10, 729796), (20, 364898), (40, 182449), (43, 169720), (86, 84860), (172, 42430), (215, 33944), (344, 21215), (430, 16972), (860, 8486), (1720, 4243)]