172870930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{10223}}^1$

素因数の和:10338

約数の個数: 32

約数和(自身を含む): 331257600

約数和(自身を除く): 158386670

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 8455, 10223, 16910, 20446, 51115, 102230, 194237, 388474, 909847, 971185, 1819694, 1942370, 4549235, 9098470, 17287093, 34574186, 86435465, 172870930]

約数ペア:

[(1, 172870930), (2, 86435465), (5, 34574186), (10, 17287093), (19, 9098470), (38, 4549235), (89, 1942370), (95, 1819694), (178, 971185), (190, 909847), (445, 388474), (890, 194237), (1691, 102230), (3382, 51115), (8455, 20446), (10223, 16910)]