1550220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3691}}^1$

素因数の和:3710

約数の個数: 48

約数和(自身を含む): 4962048

約数和(自身を除く): 3411828

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, 3691, 7382, 11073, 14764, 18455, 22146, 25837, 36910, 44292, 51674, 55365, 73820, 77511, 103348, 110730, 129185, 155022, 221460, 258370, 310044, 387555, 516740, 775110, 1550220]

約数ペア:

[(1, 1550220), (2, 775110), (3, 516740), (4, 387555), (5, 310044), (6, 258370), (7, 221460), (10, 155022), (12, 129185), (14, 110730), (15, 103348), (20, 77511), (21, 73820), (28, 55365), (30, 51674), (35, 44292), (42, 36910), (60, 25837), (70, 22146), (84, 18455), (105, 14764), (140, 11073), (210, 7382), (420, 3691)]