1237105220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{153487}}^1$

素因数の和:153540

約数の個数: 48

約数和(自身を含む): 2888030208

約数和(自身を除く): 1650924988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 153487, 306974, 613948, 767435, 1534870, 1995331, 3069740, 3990662, 4758097, 7981324, 9516194, 9976655, 19032388, 19953310, 23790485, 39906620, 47580970, 61855261, 95161940, 123710522, 247421044, 309276305, 618552610, 1237105220]

約数ペア:

[(1, 1237105220), (2, 618552610), (4, 309276305), (5, 247421044), (10, 123710522), (13, 95161940), (20, 61855261), (26, 47580970), (31, 39906620), (52, 23790485), (62, 19953310), (65, 19032388), (124, 9976655), (130, 9516194), (155, 7981324), (260, 4758097), (310, 3990662), (403, 3069740), (620, 1995331), (806, 1534870), (1612, 767435), (2015, 613948), (4030, 306974), (8060, 153487)]