55758460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 121927680

約数和(自身を除く): 66169220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 647, 695, 1294, 1390, 2588, 2780, 3235, 4309, 6470, 8618, 12940, 17236, 20057, 21545, 40114, 43090, 80228, 86180, 89933, 100285, 179866, 200570, 359732, 401140, 449665, 899330, 1798660, 2787923, 5575846, 11151692, 13939615, 27879230, 55758460]

約数ペア:

[(1, 55758460), (2, 27879230), (4, 13939615), (5, 11151692), (10, 5575846), (20, 2787923), (31, 1798660), (62, 899330), (124, 449665), (139, 401140), (155, 359732), (278, 200570), (310, 179866), (556, 100285), (620, 89933), (647, 86180), (695, 80228), (1294, 43090), (1390, 40114), (2588, 21545), (2780, 20057), (3235, 17236), (4309, 12940), (6470, 8618)]