2018702940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{782443}}^1$

素因数の和:782498

約数の個数: 48

約数和(自身を含む): 5783826048

約数和(自身を除く): 3765123108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 782443, 1564886, 2347329, 3129772, 3912215, 4694658, 7824430, 9389316, 11736645, 15648860, 23473290, 33645049, 46946580, 67290098, 100935147, 134580196, 168225245, 201870294, 336450490, 403740588, 504675735, 672900980, 1009351470, 2018702940]

約数ペア:

[(1, 2018702940), (2, 1009351470), (3, 672900980), (4, 504675735), (5, 403740588), (6, 336450490), (10, 201870294), (12, 168225245), (15, 134580196), (20, 100935147), (30, 67290098), (43, 46946580), (60, 33645049), (86, 23473290), (129, 15648860), (172, 11736645), (215, 9389316), (258, 7824430), (430, 4694658), (516, 3912215), (645, 3129772), (860, 2347329), (1290, 1564886), (2580, 782443)]