202308990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{518741}}^1$

素因数の和:518764

約数の個数: 32

約数和(自身を含む): 522891936

約数和(自身を除く): 320582946

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 518741, 1037482, 1556223, 2593705, 3112446, 5187410, 6743633, 7781115, 13487266, 15562230, 20230899, 33718165, 40461798, 67436330, 101154495, 202308990]

約数ペア:

[(1, 202308990), (2, 101154495), (3, 67436330), (5, 40461798), (6, 33718165), (10, 20230899), (13, 15562230), (15, 13487266), (26, 7781115), (30, 6743633), (39, 5187410), (65, 3112446), (78, 2593705), (130, 1556223), (195, 1037482), (390, 518741)]