2559245940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{490277}}^1$

素因数の和:490321

約数の個数: 72

約数和(自身を含む): 8030753640

約数和(自身を除く): 5471507700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 490277, 980554, 1470831, 1961108, 2451385, 2941662, 4412493, 4902770, 5883324, 7354155, 8824986, 9805540, 14218033, 14708310, 17649972, 22062465, 28436066, 29416620, 42654099, 44124930, 56872132, 71090165, 85308198, 88249860, 127962297, 142180330, 170616396, 213270495, 255924594, 284360660, 426540990, 511849188, 639811485, 853081980, 1279622970, 2559245940]

約数ペア:

[(1, 2559245940), (2, 1279622970), (3, 853081980), (4, 639811485), (5, 511849188), (6, 426540990), (9, 284360660), (10, 255924594), (12, 213270495), (15, 170616396), (18, 142180330), (20, 127962297), (29, 88249860), (30, 85308198), (36, 71090165), (45, 56872132), (58, 44124930), (60, 42654099), (87, 29416620), (90, 28436066), (116, 22062465), (145, 17649972), (174, 14708310), (180, 14218033), (261, 9805540), (290, 8824986), (348, 7354155), (435, 5883324), (522, 4902770), (580, 4412493), (870, 2941662), (1044, 2451385), (1305, 1961108), (1740, 1470831), (2610, 980554), (5220, 490277)]