202023780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{481009}}^1$

素因数の和:481028

約数の個数: 48

約数和(自身を含む): 646477440

約数和(自身を除く): 444453660

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, 481009, 962018, 1443027, 1924036, 2405045, 2886054, 3367063, 4810090, 5772108, 6734126, 7215135, 9620180, 10101189, 13468252, 14430270, 16835315, 20202378, 28860540, 33670630, 40404756, 50505945, 67341260, 101011890, 202023780]

約数ペア:

[(1, 202023780), (2, 101011890), (3, 67341260), (4, 50505945), (5, 40404756), (6, 33670630), (7, 28860540), (10, 20202378), (12, 16835315), (14, 14430270), (15, 13468252), (20, 10101189), (21, 9620180), (28, 7215135), (30, 6734126), (35, 5772108), (42, 4810090), (60, 3367063), (70, 2886054), (84, 2405045), (105, 1924036), (140, 1443027), (210, 962018), (420, 481009)]