190028540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{730879}}^1$

素因数の和:730901

約数の個数: 24

約数和(自身を含む): 429757440

約数和(自身を除く): 239728900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 730879, 1461758, 2923516, 3654395, 7308790, 9501427, 14617580, 19002854, 38005708, 47507135, 95014270, 190028540]

約数ペア:

[(1, 190028540), (2, 95014270), (4, 47507135), (5, 38005708), (10, 19002854), (13, 14617580), (20, 9501427), (26, 7308790), (52, 3654395), (65, 2923516), (130, 1461758), (260, 730879)]