200684820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{477821}}^1$

素因数の和:477840

約数の個数: 48

約数和(自身を含む): 642192768

約数和(自身を除く): 441507948

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, 477821, 955642, 1433463, 1911284, 2389105, 2866926, 3344747, 4778210, 5733852, 6689494, 7167315, 9556420, 10034241, 13378988, 14334630, 16723735, 20068482, 28669260, 33447470, 40136964, 50171205, 66894940, 100342410, 200684820]

約数ペア:

[(1, 200684820), (2, 100342410), (3, 66894940), (4, 50171205), (5, 40136964), (6, 33447470), (7, 28669260), (10, 20068482), (12, 16723735), (14, 14334630), (15, 13378988), (20, 10034241), (21, 9556420), (28, 7167315), (30, 6689494), (35, 5733852), (42, 4778210), (60, 3344747), (70, 2866926), (84, 2389105), (105, 1911284), (140, 1433463), (210, 955642), (420, 477821)]