28942700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{15233}}^1$

素因数の和:15266

約数の個数: 36

約数和(自身を含む): 66115560

約数和(自身を除く): 37172860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 15233, 30466, 60932, 76165, 152330, 289427, 304660, 380825, 578854, 761650, 1157708, 1447135, 1523300, 2894270, 5788540, 7235675, 14471350, 28942700]

約数ペア:

[(1, 28942700), (2, 14471350), (4, 7235675), (5, 5788540), (10, 2894270), (19, 1523300), (20, 1447135), (25, 1157708), (38, 761650), (50, 578854), (76, 380825), (95, 304660), (100, 289427), (190, 152330), (380, 76165), (475, 60932), (950, 30466), (1900, 15233)]