330339940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{2381}}^1$

素因数の和:3388

約数の個数: 48

約数和(自身を含む): 793949184

約数和(自身を除く): 463609244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 991, 1982, 2381, 3964, 4762, 4955, 6937, 9524, 9910, 11905, 13874, 16667, 19820, 23810, 27748, 33334, 34685, 47620, 66668, 69370, 83335, 138740, 166670, 333340, 2359571, 4719142, 9438284, 11797855, 16516997, 23595710, 33033994, 47191420, 66067988, 82584985, 165169970, 330339940]

約数ペア:

[(1, 330339940), (2, 165169970), (4, 82584985), (5, 66067988), (7, 47191420), (10, 33033994), (14, 23595710), (20, 16516997), (28, 11797855), (35, 9438284), (70, 4719142), (140, 2359571), (991, 333340), (1982, 166670), (2381, 138740), (3964, 83335), (4762, 69370), (4955, 66668), (6937, 47620), (9524, 34685), (9910, 33334), (11905, 27748), (13874, 23810), (16667, 19820)]