8434001720

素因数分解:

$2^3\times 5^1\times {\mathrm{2963}}^1\times {\mathrm{71161}}^1$

素因数の和:74135

約数の個数: 32

約数和(自身を含む): 18983175120

約数和(自身を除く): 10549173400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2963, 5926, 11852, 14815, 23704, 29630, 59260, 71161, 118520, 142322, 284644, 355805, 569288, 711610, 1423220, 2846440, 210850043, 421700086, 843400172, 1054250215, 1686800344, 2108500430, 4217000860, 8434001720]

約数ペア:

[(1, 8434001720), (2, 4217000860), (4, 2108500430), (5, 1686800344), (8, 1054250215), (10, 843400172), (20, 421700086), (40, 210850043), (2963, 2846440), (5926, 1423220), (11852, 711610), (14815, 569288), (23704, 355805), (29630, 284644), (59260, 142322), (71161, 118520)]