417396880

素因数分解:

$2^4\times 5^1\times {\mathrm{5217461}}^1$

素因数の和:5217474

約数の個数: 20

約数和(自身を含む): 970447932

約数和(自身を除く): 553051052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5217461, 10434922, 20869844, 26087305, 41739688, 52174610, 83479376, 104349220, 208698440, 417396880]

約数ペア:

[(1, 417396880), (2, 208698440), (4, 104349220), (5, 83479376), (8, 52174610), (10, 41739688), (16, 26087305), (20, 20869844), (40, 10434922), (80, 5217461)]