12581930

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 23353920

約数和(自身を除く): 10771990

約数列:

[1, 2, 5, 10, 67, 89, 134, 178, 211, 335, 422, 445, 670, 890, 1055, 2110, 5963, 11926, 14137, 18779, 28274, 29815, 37558, 59630, 70685, 93895, 141370, 187790, 1258193, 2516386, 6290965, 12581930]

約数ペア:

[(1, 12581930), (2, 6290965), (5, 2516386), (10, 1258193), (67, 187790), (89, 141370), (134, 93895), (178, 70685), (211, 59630), (335, 37558), (422, 29815), (445, 28274), (670, 18779), (890, 14137), (1055, 11926), (2110, 5963)]