1320199472

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{1556839}}^1$

素因数の和:1556900

約数の個数: 20

約数和(自身を含む): 2606150160

約数和(自身を除く): 1285950688

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 1556839, 3113678, 6227356, 12454712, 24909424, 82512467, 165024934, 330049868, 660099736, 1320199472]

約数ペア:

[(1, 1320199472), (2, 660099736), (4, 330049868), (8, 165024934), (16, 82512467), (53, 24909424), (106, 12454712), (212, 6227356), (424, 3113678), (848, 1556839)]