897540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2137}}^1$

素因数の和:2156

約数の個数: 48

約数和(自身を含む): 2873472

約数和(自身を除く): 1975932

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, 2137, 4274, 6411, 8548, 10685, 12822, 14959, 21370, 25644, 29918, 32055, 42740, 44877, 59836, 64110, 74795, 89754, 128220, 149590, 179508, 224385, 299180, 448770, 897540]

約数ペア:

[(1, 897540), (2, 448770), (3, 299180), (4, 224385), (5, 179508), (6, 149590), (7, 128220), (10, 89754), (12, 74795), (14, 64110), (15, 59836), (20, 44877), (21, 42740), (28, 32055), (30, 29918), (35, 25644), (42, 21370), (60, 14959), (70, 12822), (84, 10685), (105, 8548), (140, 6411), (210, 4274), (420, 2137)]