1996620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 5660928

約数和(自身を除く): 3664308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 311, 321, 428, 535, 622, 642, 933, 1070, 1244, 1284, 1555, 1605, 1866, 2140, 3110, 3210, 3732, 4665, 6220, 6420, 9330, 18660, 33277, 66554, 99831, 133108, 166385, 199662, 332770, 399324, 499155, 665540, 998310, 1996620]

約数ペア:

[(1, 1996620), (2, 998310), (3, 665540), (4, 499155), (5, 399324), (6, 332770), (10, 199662), (12, 166385), (15, 133108), (20, 99831), (30, 66554), (60, 33277), (107, 18660), (214, 9330), (311, 6420), (321, 6220), (428, 4665), (535, 3732), (622, 3210), (642, 3110), (933, 2140), (1070, 1866), (1244, 1605), (1284, 1555)]