2005740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1013}}^1$

素因数の和:1039

約数の個数: 72

約数和(自身を含む): 6643728

約数和(自身を除く): 4637988

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, 1013, 1980, 2026, 3039, 4052, 5065, 6078, 9117, 10130, 11143, 12156, 15195, 18234, 20260, 22286, 30390, 33429, 36468, 44572, 45585, 55715, 60780, 66858, 91170, 100287, 111430, 133716, 167145, 182340, 200574, 222860, 334290, 401148, 501435, 668580, 1002870, 2005740]

約数ペア:

[(1, 2005740), (2, 1002870), (3, 668580), (4, 501435), (5, 401148), (6, 334290), (9, 222860), (10, 200574), (11, 182340), (12, 167145), (15, 133716), (18, 111430), (20, 100287), (22, 91170), (30, 66858), (33, 60780), (36, 55715), (44, 45585), (45, 44572), (55, 36468), (60, 33429), (66, 30390), (90, 22286), (99, 20260), (110, 18234), (132, 15195), (165, 12156), (180, 11143), (198, 10130), (220, 9117), (330, 6078), (396, 5065), (495, 4052), (660, 3039), (990, 2026), (1013, 1980)]