4993100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{1019}}^1$

素因数の和:1047

約数の個数: 54

約数和(自身を含む): 12616380

約数和(自身を除く): 7623280

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1019, 1225, 2038, 2450, 4076, 4900, 5095, 7133, 10190, 14266, 20380, 25475, 28532, 35665, 49931, 50950, 71330, 99862, 101900, 142660, 178325, 199724, 249655, 356650, 499310, 713300, 998620, 1248275, 2496550, 4993100]

約数ペア:

[(1, 4993100), (2, 2496550), (4, 1248275), (5, 998620), (7, 713300), (10, 499310), (14, 356650), (20, 249655), (25, 199724), (28, 178325), (35, 142660), (49, 101900), (50, 99862), (70, 71330), (98, 50950), (100, 49931), (140, 35665), (175, 28532), (196, 25475), (245, 20380), (350, 14266), (490, 10190), (700, 7133), (980, 5095), (1019, 4900), (1225, 4076), (2038, 2450)]