2003679940

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{457}}^1\times {\mathrm{853}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 4238306352

約数和(自身を除く): 2234626412

約数列:

[1, 2, 4, 5, 10, 20, 257, 457, 514, 853, 914, 1028, 1285, 1706, 1828, 2285, 2570, 3412, 4265, 4570, 5140, 8530, 9140, 17060, 117449, 219221, 234898, 389821, 438442, 469796, 587245, 779642, 876884, 1096105, 1174490, 1559284, 1949105, 2192210, 2348980, 3898210, 4384420, 7796420, 100183997, 200367994, 400735988, 500919985, 1001839970, 2003679940]

約数ペア:

[(1, 2003679940), (2, 1001839970), (4, 500919985), (5, 400735988), (10, 200367994), (20, 100183997), (257, 7796420), (457, 4384420), (514, 3898210), (853, 2348980), (914, 2192210), (1028, 1949105), (1285, 1559284), (1706, 1174490), (1828, 1096105), (2285, 876884), (2570, 779642), (3412, 587245), (4265, 469796), (4570, 438442), (5140, 389821), (8530, 234898), (9140, 219221), (17060, 117449)]