20032440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1721}}^1$

素因数の和:1832

約数の個数: 64

約数和(自身を含む): 60752160

約数和(自身を除く): 40719720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1721, 1940, 2328, 2910, 3442, 3880, 5163, 5820, 6884, 8605, 10326, 11640, 13768, 17210, 20652, 25815, 34420, 41304, 51630, 68840, 103260, 166937, 206520, 333874, 500811, 667748, 834685, 1001622, 1335496, 1669370, 2003244, 2504055, 3338740, 4006488, 5008110, 6677480, 10016220, 20032440]

約数ペア:

[(1, 20032440), (2, 10016220), (3, 6677480), (4, 5008110), (5, 4006488), (6, 3338740), (8, 2504055), (10, 2003244), (12, 1669370), (15, 1335496), (20, 1001622), (24, 834685), (30, 667748), (40, 500811), (60, 333874), (97, 206520), (120, 166937), (194, 103260), (291, 68840), (388, 51630), (485, 41304), (582, 34420), (776, 25815), (970, 20652), (1164, 17210), (1455, 13768), (1721, 11640), (1940, 10326), (2328, 8605), (2910, 6884), (3442, 5820), (3880, 5163)]