2128704920

素因数分解:

$2^3\times 5^1\times {\mathrm{53217623}}^1$

素因数の和:53217634

約数の個数: 16

約数和(自身を含む): 4789586160

約数和(自身を除く): 2660881240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53217623, 106435246, 212870492, 266088115, 425740984, 532176230, 1064352460, 2128704920]

約数ペア:

[(1, 2128704920), (2, 1064352460), (4, 532176230), (5, 425740984), (8, 266088115), (10, 212870492), (20, 106435246), (40, 53217623)]