28220470

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{65629}}^1$

素因数の和:65679

約数の個数: 16

約数和(自身を含む): 51978960

約数和(自身を除く): 23758490

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 65629, 131258, 328145, 656290, 2822047, 5644094, 14110235, 28220470]

約数ペア:

[(1, 28220470), (2, 14110235), (5, 5644094), (10, 2822047), (43, 656290), (86, 328145), (215, 131258), (430, 65629)]