1263669940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4860269}}^1$

素因数の和:4860291

約数の個数: 24

約数和(自身を含む): 2857838760

約数和(自身を除く): 1594168820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4860269, 9720538, 19441076, 24301345, 48602690, 63183497, 97205380, 126366994, 252733988, 315917485, 631834970, 1263669940]

約数ペア:

[(1, 1263669940), (2, 631834970), (4, 315917485), (5, 252733988), (10, 126366994), (13, 97205380), (20, 63183497), (26, 48602690), (52, 24301345), (65, 19441076), (130, 9720538), (260, 4860269)]