286222040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{550427}}^1$

素因数の和:550451

約数の個数: 32

約数和(自身を含む): 693539280

約数和(自身を除く): 407317240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 550427, 1100854, 2201708, 2752135, 4403416, 5504270, 7155551, 11008540, 14311102, 22017080, 28622204, 35777755, 57244408, 71555510, 143111020, 286222040]

約数ペア:

[(1, 286222040), (2, 143111020), (4, 71555510), (5, 57244408), (8, 35777755), (10, 28622204), (13, 22017080), (20, 14311102), (26, 11008540), (40, 7155551), (52, 5504270), (65, 4403416), (104, 2752135), (130, 2201708), (260, 1100854), (520, 550427)]