4212940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12391}}^1$

素因数の和:12417

約数の個数: 24

約数和(自身を含む): 9368352

約数和(自身を除く): 5155412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 12391, 24782, 49564, 61955, 123910, 210647, 247820, 421294, 842588, 1053235, 2106470, 4212940]

約数ペア:

[(1, 4212940), (2, 2106470), (4, 1053235), (5, 842588), (10, 421294), (17, 247820), (20, 210647), (34, 123910), (68, 61955), (85, 49564), (170, 24782), (340, 12391)]