20140960

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{367}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 55641600

約数和(自身を除く): 35500640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 367, 392, 490, 560, 686, 734, 784, 980, 1120, 1372, 1468, 1568, 1715, 1835, 1960, 2569, 2744, 2936, 3430, 3670, 3920, 5138, 5488, 5872, 6860, 7340, 7840, 10276, 10976, 11744, 12845, 13720, 14680, 17983, 20552, 25690, 27440, 29360, 35966, 41104, 51380, 54880, 58720, 71932, 82208, 89915, 102760, 125881, 143864, 179830, 205520, 251762, 287728, 359660, 411040, 503524, 575456, 629405, 719320, 1007048, 1258810, 1438640, 2014096, 2517620, 2877280, 4028192, 5035240, 10070480, 20140960]

約数ペア:

[(1, 20140960), (2, 10070480), (4, 5035240), (5, 4028192), (7, 2877280), (8, 2517620), (10, 2014096), (14, 1438640), (16, 1258810), (20, 1007048), (28, 719320), (32, 629405), (35, 575456), (40, 503524), (49, 411040), (56, 359660), (70, 287728), (80, 251762), (98, 205520), (112, 179830), (140, 143864), (160, 125881), (196, 102760), (224, 89915), (245, 82208), (280, 71932), (343, 58720), (367, 54880), (392, 51380), (490, 41104), (560, 35966), (686, 29360), (734, 27440), (784, 25690), (980, 20552), (1120, 17983), (1372, 14680), (1468, 13720), (1568, 12845), (1715, 11744), (1835, 10976), (1960, 10276), (2569, 7840), (2744, 7340), (2936, 6860), (3430, 5872), (3670, 5488), (3920, 5138)]