276207140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{2557}}^1$

素因数の和:3068

約数の個数: 48

約数和(自身を含む): 634302144

約数和(自身を除く): 358095004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 491, 982, 1964, 2455, 2557, 4910, 5114, 5401, 9820, 10228, 10802, 12785, 21604, 25570, 27005, 28127, 51140, 54010, 56254, 108020, 112508, 140635, 281270, 562540, 1255487, 2510974, 5021948, 6277435, 12554870, 13810357, 25109740, 27620714, 55241428, 69051785, 138103570, 276207140]

約数ペア:

[(1, 276207140), (2, 138103570), (4, 69051785), (5, 55241428), (10, 27620714), (11, 25109740), (20, 13810357), (22, 12554870), (44, 6277435), (55, 5021948), (110, 2510974), (220, 1255487), (491, 562540), (982, 281270), (1964, 140635), (2455, 112508), (2557, 108020), (4910, 56254), (5114, 54010), (5401, 51140), (9820, 28127), (10228, 27005), (10802, 25570), (12785, 21604)]