290429680

素因数分解:

$2^4\times 5^1\times {\mathrm{3630371}}^1$

素因数の和:3630384

約数の個数: 20

約数和(自身を含む): 675249192

約数和(自身を除く): 384819512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3630371, 7260742, 14521484, 18151855, 29042968, 36303710, 58085936, 72607420, 145214840, 290429680]

約数ペア:

[(1, 290429680), (2, 145214840), (4, 72607420), (5, 58085936), (8, 36303710), (10, 29042968), (16, 18151855), (20, 14521484), (40, 7260742), (80, 3630371)]