201455870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{261631}}^1$

素因数の和:261656

約数の個数: 32

約数和(自身を含む): 452100096

約数和(自身を除く): 250644226

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 261631, 523262, 1308155, 1831417, 2616310, 2877941, 3662834, 5755882, 9157085, 14389705, 18314170, 20145587, 28779410, 40291174, 100727935, 201455870]

約数ペア:

[(1, 201455870), (2, 100727935), (5, 40291174), (7, 28779410), (10, 20145587), (11, 18314170), (14, 14389705), (22, 9157085), (35, 5755882), (55, 3662834), (70, 2877941), (77, 2616310), (110, 1831417), (154, 1308155), (385, 523262), (770, 261631)]