828660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1973}}^1$

素因数の和:1992

約数の個数: 48

約数和(自身を含む): 2653056

約数和(自身を除く): 1824396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1973, 3946, 5919, 7892, 9865, 11838, 13811, 19730, 23676, 27622, 29595, 39460, 41433, 55244, 59190, 69055, 82866, 118380, 138110, 165732, 207165, 276220, 414330, 828660]

約数ペア:

[(1, 828660), (2, 414330), (3, 276220), (4, 207165), (5, 165732), (6, 138110), (7, 118380), (10, 82866), (12, 69055), (14, 59190), (15, 55244), (20, 41433), (21, 39460), (28, 29595), (30, 27622), (35, 23676), (42, 19730), (60, 13811), (70, 11838), (84, 9865), (105, 7892), (140, 5919), (210, 3946), (420, 1973)]