2783458120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{838391}}^1$

素因数の和:838485

約数の個数: 32

約数和(自身を含む): 6338243520

約数和(自身を除く): 3554785400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 838391, 1676782, 3353564, 4191955, 6707128, 8383910, 16767820, 33535640, 69586453, 139172906, 278345812, 347932265, 556691624, 695864530, 1391729060, 2783458120]

約数ペア:

[(1, 2783458120), (2, 1391729060), (4, 695864530), (5, 556691624), (8, 347932265), (10, 278345812), (20, 139172906), (40, 69586453), (83, 33535640), (166, 16767820), (332, 8383910), (415, 6707128), (664, 4191955), (830, 3353564), (1660, 1676782), (3320, 838391)]