28919650

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{13451}}^1$

素因数の和:13506

約数の個数: 24

約数和(自身を含む): 55045584

約数和(自身を除く): 26125934

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 13451, 26902, 67255, 134510, 336275, 578393, 672550, 1156786, 2891965, 5783930, 14459825, 28919650]

約数ペア:

[(1, 28919650), (2, 14459825), (5, 5783930), (10, 2891965), (25, 1156786), (43, 672550), (50, 578393), (86, 336275), (215, 134510), (430, 67255), (1075, 26902), (2150, 13451)]