355387340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{230771}}^1$

素因数の和:230798

約数の個数: 48

約数和(自身を含む): 930472704

約数和(自身を除く): 575085364

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 230771, 461542, 923084, 1153855, 1615397, 2307710, 2538481, 3230794, 4615420, 5076962, 6461588, 8076985, 10153924, 12692405, 16153970, 17769367, 25384810, 32307940, 35538734, 50769620, 71077468, 88846835, 177693670, 355387340]

約数ペア:

[(1, 355387340), (2, 177693670), (4, 88846835), (5, 71077468), (7, 50769620), (10, 35538734), (11, 32307940), (14, 25384810), (20, 17769367), (22, 16153970), (28, 12692405), (35, 10153924), (44, 8076985), (55, 6461588), (70, 5076962), (77, 4615420), (110, 3230794), (140, 2538481), (154, 2307710), (220, 1615397), (308, 1153855), (385, 923084), (770, 461542), (1540, 230771)]