11993080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 29846880

約数和(自身を除く): 17853800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 281, 388, 440, 485, 562, 776, 970, 1067, 1124, 1405, 1940, 2134, 2248, 2810, 3091, 3880, 4268, 5335, 5620, 6182, 8536, 10670, 11240, 12364, 15455, 21340, 24728, 27257, 30910, 42680, 54514, 61820, 109028, 123640, 136285, 218056, 272570, 299827, 545140, 599654, 1090280, 1199308, 1499135, 2398616, 2998270, 5996540, 11993080]

約数ペア:

[(1, 11993080), (2, 5996540), (4, 2998270), (5, 2398616), (8, 1499135), (10, 1199308), (11, 1090280), (20, 599654), (22, 545140), (40, 299827), (44, 272570), (55, 218056), (88, 136285), (97, 123640), (110, 109028), (194, 61820), (220, 54514), (281, 42680), (388, 30910), (440, 27257), (485, 24728), (562, 21340), (776, 15455), (970, 12364), (1067, 11240), (1124, 10670), (1405, 8536), (1940, 6182), (2134, 5620), (2248, 5335), (2810, 4268), (3091, 3880)]