28410890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149531}}^1$

素因数の和:149557

約数の個数: 16

約数和(自身を含む): 53831520

約数和(自身を除く): 25420630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 149531, 299062, 747655, 1495310, 2841089, 5682178, 14205445, 28410890]

約数ペア:

[(1, 28410890), (2, 14205445), (5, 5682178), (10, 2841089), (19, 1495310), (38, 747655), (95, 299062), (190, 149531)]