87189620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{88969}}^1$

素因数の和:88992

約数の個数: 36

約数和(自身を含む): 212994180

約数和(自身を除く): 125804560

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 88969, 177938, 355876, 444845, 622783, 889690, 1245566, 1779380, 2491132, 3113915, 4359481, 6227830, 8718962, 12455660, 17437924, 21797405, 43594810, 87189620]

約数ペア:

[(1, 87189620), (2, 43594810), (4, 21797405), (5, 17437924), (7, 12455660), (10, 8718962), (14, 6227830), (20, 4359481), (28, 3113915), (35, 2491132), (49, 1779380), (70, 1245566), (98, 889690), (140, 622783), (196, 444845), (245, 355876), (490, 177938), (980, 88969)]