2020657980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{161137}}^1$

素因数の和:161179

約数の個数: 96

約数和(自身を含む): 6497084160

約数和(自身を除く): 4476426180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1254, 2090, 2508, 3135, 4180, 6270, 12540, 161137, 322274, 483411, 644548, 805685, 966822, 1611370, 1772507, 1933644, 2417055, 3061603, 3222740, 3545014, 4834110, 5317521, 6123206, 7090028, 8862535, 9184809, 9668220, 10635042, 12246412, 15308015, 17725070, 18369618, 21270084, 26587605, 30616030, 33677633, 35450140, 36739236, 45924045, 53175210, 61232060, 67355266, 91848090, 101032899, 106350420, 134710532, 168388165, 183696180, 202065798, 336776330, 404131596, 505164495, 673552660, 1010328990, 2020657980]

約数ペア:

[(1, 2020657980), (2, 1010328990), (3, 673552660), (4, 505164495), (5, 404131596), (6, 336776330), (10, 202065798), (11, 183696180), (12, 168388165), (15, 134710532), (19, 106350420), (20, 101032899), (22, 91848090), (30, 67355266), (33, 61232060), (38, 53175210), (44, 45924045), (55, 36739236), (57, 35450140), (60, 33677633), (66, 30616030), (76, 26587605), (95, 21270084), (110, 18369618), (114, 17725070), (132, 15308015), (165, 12246412), (190, 10635042), (209, 9668220), (220, 9184809), (228, 8862535), (285, 7090028), (330, 6123206), (380, 5317521), (418, 4834110), (570, 3545014), (627, 3222740), (660, 3061603), (836, 2417055), (1045, 1933644), (1140, 1772507), (1254, 1611370), (2090, 966822), (2508, 805685), (3135, 644548), (4180, 483411), (6270, 322274), (12540, 161137)]