1995532

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 4766720

約数和(自身を除く): 2771188

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 38, 44, 62, 76, 77, 121, 124, 133, 154, 209, 217, 242, 266, 308, 341, 418, 434, 484, 532, 589, 682, 836, 847, 868, 1178, 1364, 1463, 1694, 2299, 2356, 2387, 2926, 3388, 3751, 4123, 4598, 4774, 5852, 6479, 7502, 8246, 9196, 9548, 12958, 15004, 16093, 16492, 25916, 26257, 32186, 45353, 52514, 64372, 71269, 90706, 105028, 142538, 181412, 285076, 498883, 997766, 1995532]

約数ペア:

[(1, 1995532), (2, 997766), (4, 498883), (7, 285076), (11, 181412), (14, 142538), (19, 105028), (22, 90706), (28, 71269), (31, 64372), (38, 52514), (44, 45353), (62, 32186), (76, 26257), (77, 25916), (121, 16492), (124, 16093), (133, 15004), (154, 12958), (209, 9548), (217, 9196), (242, 8246), (266, 7502), (308, 6479), (341, 5852), (418, 4774), (434, 4598), (484, 4123), (532, 3751), (589, 3388), (682, 2926), (836, 2387), (847, 2356), (868, 2299), (1178, 1694), (1364, 1463)]