39380220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19889}}^1$

素因数の和:19915

約数の個数: 72

約数和(自身を含む): 130319280

約数和(自身を除く): 90939060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 19889, 39778, 59667, 79556, 99445, 119334, 179001, 198890, 218779, 238668, 298335, 358002, 397780, 437558, 596670, 656337, 716004, 875116, 895005, 1093895, 1193340, 1312674, 1790010, 1969011, 2187790, 2625348, 3281685, 3580020, 3938022, 4375580, 6563370, 7876044, 9845055, 13126740, 19690110, 39380220]

約数ペア:

[(1, 39380220), (2, 19690110), (3, 13126740), (4, 9845055), (5, 7876044), (6, 6563370), (9, 4375580), (10, 3938022), (11, 3580020), (12, 3281685), (15, 2625348), (18, 2187790), (20, 1969011), (22, 1790010), (30, 1312674), (33, 1193340), (36, 1093895), (44, 895005), (45, 875116), (55, 716004), (60, 656337), (66, 596670), (90, 437558), (99, 397780), (110, 358002), (132, 298335), (165, 238668), (180, 218779), (198, 198890), (220, 179001), (330, 119334), (396, 99445), (495, 79556), (660, 59667), (990, 39778), (1980, 19889)]