1489461940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{7537}}^1$

素因数の和:7828

約数の個数: 48

約数和(自身を含む): 3217881744

約数和(自身を除く): 1728419804

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 241, 410, 482, 820, 964, 1205, 2410, 4820, 7537, 9881, 15074, 19762, 30148, 37685, 39524, 49405, 75370, 98810, 150740, 197620, 309017, 618034, 1236068, 1545085, 1816417, 3090170, 3632834, 6180340, 7265668, 9082085, 18164170, 36328340, 74473097, 148946194, 297892388, 372365485, 744730970, 1489461940]

約数ペア:

[(1, 1489461940), (2, 744730970), (4, 372365485), (5, 297892388), (10, 148946194), (20, 74473097), (41, 36328340), (82, 18164170), (164, 9082085), (205, 7265668), (241, 6180340), (410, 3632834), (482, 3090170), (820, 1816417), (964, 1545085), (1205, 1236068), (2410, 618034), (4820, 309017), (7537, 197620), (9881, 150740), (15074, 98810), (19762, 75370), (30148, 49405), (37685, 39524)]