39944800

素因数分解:

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

素因数の和:1053

約数の個数: 108

約数和(自身を含む): 113547420

約数和(自身を除く): 73602620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1019, 1120, 1225, 1400, 1568, 1960, 2038, 2450, 2800, 3920, 4076, 4900, 5095, 5600, 7133, 7840, 8152, 9800, 10190, 14266, 16304, 19600, 20380, 25475, 28532, 32608, 35665, 39200, 40760, 49931, 50950, 57064, 71330, 81520, 99862, 101900, 114128, 142660, 163040, 178325, 199724, 203800, 228256, 249655, 285320, 356650, 399448, 407600, 499310, 570640, 713300, 798896, 815200, 998620, 1141280, 1248275, 1426600, 1597792, 1997240, 2496550, 2853200, 3994480, 4993100, 5706400, 7988960, 9986200, 19972400, 39944800]

約数ペア:

[(1, 39944800), (2, 19972400), (4, 9986200), (5, 7988960), (7, 5706400), (8, 4993100), (10, 3994480), (14, 2853200), (16, 2496550), (20, 1997240), (25, 1597792), (28, 1426600), (32, 1248275), (35, 1141280), (40, 998620), (49, 815200), (50, 798896), (56, 713300), (70, 570640), (80, 499310), (98, 407600), (100, 399448), (112, 356650), (140, 285320), (160, 249655), (175, 228256), (196, 203800), (200, 199724), (224, 178325), (245, 163040), (280, 142660), (350, 114128), (392, 101900), (400, 99862), (490, 81520), (560, 71330), (700, 57064), (784, 50950), (800, 49931), (980, 40760), (1019, 39200), (1120, 35665), (1225, 32608), (1400, 28532), (1568, 25475), (1960, 20380), (2038, 19600), (2450, 16304), (2800, 14266), (3920, 10190), (4076, 9800), (4900, 8152), (5095, 7840), (5600, 7133)]