19501473940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75005669}}^1$

素因数の和:75005691

約数の個数: 24

約数和(自身を含む): 44103333960

約数和(自身を除く): 24601860020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 75005669, 150011338, 300022676, 375028345, 750056690, 975073697, 1500113380, 1950147394, 3900294788, 4875368485, 9750736970, 19501473940]

約数ペア:

[(1, 19501473940), (2, 9750736970), (4, 4875368485), (5, 3900294788), (10, 1950147394), (13, 1500113380), (20, 975073697), (26, 750056690), (52, 375028345), (65, 300022676), (130, 150011338), (260, 75005669)]