18518080

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{1181}}^1$

素因数の和:1212

約数の個数: 84

約数和(自身を含む): 51338988

約数和(自身を除く): 32820908

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1181, 1568, 1960, 2240, 2362, 3136, 3920, 4724, 5905, 7840, 8267, 9448, 11810, 15680, 16534, 18896, 23620, 33068, 37792, 41335, 47240, 57869, 66136, 75584, 82670, 94480, 115738, 132272, 165340, 188960, 231476, 264544, 289345, 330680, 377920, 462952, 529088, 578690, 661360, 925904, 1157380, 1322720, 1851808, 2314760, 2645440, 3703616, 4629520, 9259040, 18518080]

約数ペア:

[(1, 18518080), (2, 9259040), (4, 4629520), (5, 3703616), (7, 2645440), (8, 2314760), (10, 1851808), (14, 1322720), (16, 1157380), (20, 925904), (28, 661360), (32, 578690), (35, 529088), (40, 462952), (49, 377920), (56, 330680), (64, 289345), (70, 264544), (80, 231476), (98, 188960), (112, 165340), (140, 132272), (160, 115738), (196, 94480), (224, 82670), (245, 75584), (280, 66136), (320, 57869), (392, 47240), (448, 41335), (490, 37792), (560, 33068), (784, 23620), (980, 18896), (1120, 16534), (1181, 15680), (1568, 11810), (1960, 9448), (2240, 8267), (2362, 7840), (3136, 5905), (3920, 4724)]