20169660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48023}}^1$

素因数の和:48042

約数の個数: 48

約数和(自身を含む): 64544256

約数和(自身を除く): 44374596

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, 48023, 96046, 144069, 192092, 240115, 288138, 336161, 480230, 576276, 672322, 720345, 960460, 1008483, 1344644, 1440690, 1680805, 2016966, 2881380, 3361610, 4033932, 5042415, 6723220, 10084830, 20169660]

約数ペア:

[(1, 20169660), (2, 10084830), (3, 6723220), (4, 5042415), (5, 4033932), (6, 3361610), (7, 2881380), (10, 2016966), (12, 1680805), (14, 1440690), (15, 1344644), (20, 1008483), (21, 960460), (28, 720345), (30, 672322), (35, 576276), (42, 480230), (60, 336161), (70, 288138), (84, 240115), (105, 192092), (140, 144069), (210, 96046), (420, 48023)]