675532340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{67961}}^1$

素因数の和:68048

約数の個数: 48

約数和(自身を含む): 1644136704

約数和(自身を除く): 968604364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 67961, 135922, 271844, 339805, 475727, 679610, 951454, 1359220, 1902908, 2378635, 4757270, 4825231, 9514540, 9650462, 19300924, 24126155, 33776617, 48252310, 67553234, 96504620, 135106468, 168883085, 337766170, 675532340]

約数ペア:

[(1, 675532340), (2, 337766170), (4, 168883085), (5, 135106468), (7, 96504620), (10, 67553234), (14, 48252310), (20, 33776617), (28, 24126155), (35, 19300924), (70, 9650462), (71, 9514540), (140, 4825231), (142, 4757270), (284, 2378635), (355, 1902908), (497, 1359220), (710, 951454), (994, 679610), (1420, 475727), (1988, 339805), (2485, 271844), (4970, 135922), (9940, 67961)]