90597040

素因数分解:

$2^4\times 5^1\times {\mathrm{1132463}}^1$

素因数の和:1132476

約数の個数: 20

約数和(自身を含む): 210638304

約数和(自身を除く): 120041264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1132463, 2264926, 4529852, 5662315, 9059704, 11324630, 18119408, 22649260, 45298520, 90597040]

約数ペア:

[(1, 90597040), (2, 45298520), (4, 22649260), (5, 18119408), (8, 11324630), (10, 9059704), (16, 5662315), (20, 4529852), (40, 2264926), (80, 1132463)]