72892940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{214391}}^1$

素因数の和:214417

約数の個数: 24

約数和(自身を含む): 162080352

約数和(自身を除く): 89187412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 214391, 428782, 857564, 1071955, 2143910, 3644647, 4287820, 7289294, 14578588, 18223235, 36446470, 72892940]

約数ペア:

[(1, 72892940), (2, 36446470), (4, 18223235), (5, 14578588), (10, 7289294), (17, 4287820), (20, 3644647), (34, 2143910), (68, 1071955), (85, 857564), (170, 428782), (340, 214391)]