1844007820

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{237019}}^1$

素因数の和:237417

約数の個数: 24

約数和(自身を含む): 3882387600

約数和(自身を除く): 2038379780

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 237019, 474038, 948076, 1185095, 2370190, 4740380, 92200391, 184400782, 368801564, 461001955, 922003910, 1844007820]

約数ペア:

[(1, 1844007820), (2, 922003910), (4, 461001955), (5, 368801564), (10, 184400782), (20, 92200391), (389, 4740380), (778, 2370190), (1556, 1185095), (1945, 948076), (3890, 474038), (7780, 237019)]