28306540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{14591}}^1$

素因数の和:14697

約数の個数: 24

約数和(自身を含む): 60060672

約数和(自身を除く): 31754132

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 14591, 29182, 58364, 72955, 145910, 291820, 1415327, 2830654, 5661308, 7076635, 14153270, 28306540]

約数ペア:

[(1, 28306540), (2, 14153270), (4, 7076635), (5, 5661308), (10, 2830654), (20, 1415327), (97, 291820), (194, 145910), (388, 72955), (485, 58364), (970, 29182), (1940, 14591)]