7920420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1307}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 22413888

約数和(自身を除く): 14493468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1307, 1515, 2020, 2614, 3030, 3921, 5228, 6060, 6535, 7842, 13070, 15684, 19605, 26140, 39210, 78420, 132007, 264014, 396021, 528028, 660035, 792042, 1320070, 1584084, 1980105, 2640140, 3960210, 7920420]

約数ペア:

[(1, 7920420), (2, 3960210), (3, 2640140), (4, 1980105), (5, 1584084), (6, 1320070), (10, 792042), (12, 660035), (15, 528028), (20, 396021), (30, 264014), (60, 132007), (101, 78420), (202, 39210), (303, 26140), (404, 19605), (505, 15684), (606, 13070), (1010, 7842), (1212, 6535), (1307, 6060), (1515, 5228), (2020, 3921), (2614, 3030)]