172815702440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{39636629}}^1$

素因数の和:39636749

約数の個数: 32

約数和(自身を含む): 392402637000

約数和(自身を除く): 219586934560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 39636629, 79273258, 158546516, 198183145, 317093032, 396366290, 792732580, 1585465160, 4320392561, 8640785122, 17281570244, 21601962805, 34563140488, 43203925610, 86407851220, 172815702440]

約数ペア:

[(1, 172815702440), (2, 86407851220), (4, 43203925610), (5, 34563140488), (8, 21601962805), (10, 17281570244), (20, 8640785122), (40, 4320392561), (109, 1585465160), (218, 792732580), (436, 396366290), (545, 317093032), (872, 198183145), (1090, 158546516), (2180, 79273258), (4360, 39636629)]