2000167480

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{279353}}^1$

素因数の和:279543

約数の個数: 32

約数和(自身を含む): 4525534800

約数和(自身を除く): 2525367320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 279353, 558706, 1117412, 1396765, 2234824, 2793530, 5587060, 11174120, 50004187, 100008374, 200016748, 250020935, 400033496, 500041870, 1000083740, 2000167480]

約数ペア:

[(1, 2000167480), (2, 1000083740), (4, 500041870), (5, 400033496), (8, 250020935), (10, 200016748), (20, 100008374), (40, 50004187), (179, 11174120), (358, 5587060), (716, 2793530), (895, 2234824), (1432, 1396765), (1790, 1117412), (3580, 558706), (7160, 279353)]