7945740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4013}}^1$

素因数の和:4039

約数の個数: 72

約数和(自身を含む): 26299728

約数和(自身を除く): 18353988

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, 4013, 8026, 12039, 16052, 20065, 24078, 36117, 40130, 44143, 48156, 60195, 72234, 80260, 88286, 120390, 132429, 144468, 176572, 180585, 220715, 240780, 264858, 361170, 397287, 441430, 529716, 662145, 722340, 794574, 882860, 1324290, 1589148, 1986435, 2648580, 3972870, 7945740]

約数ペア:

[(1, 7945740), (2, 3972870), (3, 2648580), (4, 1986435), (5, 1589148), (6, 1324290), (9, 882860), (10, 794574), (11, 722340), (12, 662145), (15, 529716), (18, 441430), (20, 397287), (22, 361170), (30, 264858), (33, 240780), (36, 220715), (44, 180585), (45, 176572), (55, 144468), (60, 132429), (66, 120390), (90, 88286), (99, 80260), (110, 72234), (132, 60195), (165, 48156), (180, 44143), (198, 40130), (220, 36117), (330, 24078), (396, 20065), (495, 16052), (660, 12039), (990, 8026), (1980, 4013)]