13234540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 31046400

約数和(自身を除く): 17811860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1399, 1892, 2365, 2798, 4730, 5596, 6995, 9460, 13990, 15389, 27980, 30778, 60157, 61556, 76945, 120314, 153890, 240628, 300785, 307780, 601570, 661727, 1203140, 1323454, 2646908, 3308635, 6617270, 13234540]

約数ペア:

[(1, 13234540), (2, 6617270), (4, 3308635), (5, 2646908), (10, 1323454), (11, 1203140), (20, 661727), (22, 601570), (43, 307780), (44, 300785), (55, 240628), (86, 153890), (110, 120314), (172, 76945), (215, 61556), (220, 60157), (430, 30778), (473, 27980), (860, 15389), (946, 13990), (1399, 9460), (1892, 6995), (2365, 5596), (2798, 4730)]