172738360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{254027}}^1$

素因数の和:254055

約数の個数: 32

約数和(自身を含む): 411525360

約数和(自身を除く): 238787000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 254027, 508054, 1016108, 1270135, 2032216, 2540270, 4318459, 5080540, 8636918, 10161080, 17273836, 21592295, 34547672, 43184590, 86369180, 172738360]

約数ペア:

[(1, 172738360), (2, 86369180), (4, 43184590), (5, 34547672), (8, 21592295), (10, 17273836), (17, 10161080), (20, 8636918), (34, 5080540), (40, 4318459), (68, 2540270), (85, 2032216), (136, 1270135), (170, 1016108), (340, 508054), (680, 254027)]