210134860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{808211}}^1$

素因数の和:808233

約数の個数: 24

約数和(自身を含む): 475228656

約数和(自身を除く): 265093796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 808211, 1616422, 3232844, 4041055, 8082110, 10506743, 16164220, 21013486, 42026972, 52533715, 105067430, 210134860]

約数ペア:

[(1, 210134860), (2, 105067430), (4, 52533715), (5, 42026972), (10, 21013486), (13, 16164220), (20, 10506743), (26, 8082110), (52, 4041055), (65, 3232844), (130, 1616422), (260, 808211)]