8030260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1399}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 19756800

約数和(自身を除く): 11726540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1399, 1435, 2798, 2870, 5596, 5740, 6995, 9793, 13990, 19586, 27980, 39172, 48965, 57359, 97930, 114718, 195860, 229436, 286795, 401513, 573590, 803026, 1147180, 1606052, 2007565, 4015130, 8030260]

約数ペア:

[(1, 8030260), (2, 4015130), (4, 2007565), (5, 1606052), (7, 1147180), (10, 803026), (14, 573590), (20, 401513), (28, 286795), (35, 229436), (41, 195860), (70, 114718), (82, 97930), (140, 57359), (164, 48965), (205, 39172), (287, 27980), (410, 19586), (574, 13990), (820, 9793), (1148, 6995), (1399, 5740), (1435, 5596), (2798, 2870)]