645205120588

素因数分解:

$2^2\times 7^1\times {\mathrm{120079}}^1\times {\mathrm{191899}}^1$

素因数の和:311989

約数の個数: 24

約数和(自身を含む): 1290427712000

約数和(自身を除く): 645222591412

約数列:

[1, 2, 4, 7, 14, 28, 120079, 191899, 240158, 383798, 480316, 767596, 840553, 1343293, 1681106, 2686586, 3362212, 5373172, 23043040021, 46086080042, 92172160084, 161301280147, 322602560294, 645205120588]

約数ペア:

[(1, 645205120588), (2, 322602560294), (4, 161301280147), (7, 92172160084), (14, 46086080042), (28, 23043040021), (120079, 5373172), (191899, 3362212), (240158, 2686586), (383798, 1681106), (480316, 1343293), (767596, 840553)]