2782042670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{320143}}^1$

素因数の和:320240

約数の個数: 32

約数和(自身を含む): 5532088320

約数和(自身を除く): 2750045650

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 4345, 8690, 320143, 640286, 1600715, 3201430, 3521573, 7043146, 17607865, 25291297, 35215730, 50582594, 126456485, 252912970, 278204267, 556408534, 1391021335, 2782042670]

約数ペア:

[(1, 2782042670), (2, 1391021335), (5, 556408534), (10, 278204267), (11, 252912970), (22, 126456485), (55, 50582594), (79, 35215730), (110, 25291297), (158, 17607865), (395, 7043146), (790, 3521573), (869, 3201430), (1738, 1600715), (4345, 640286), (8690, 320143)]