20952400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{1069}}^1$

素因数の和:1101

約数の個数: 90

約数和(自身を含む): 58611390

約数和(自身を除く): 37658990

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1069, 1225, 1400, 1960, 2138, 2450, 2800, 3920, 4276, 4900, 5345, 7483, 8552, 9800, 10690, 14966, 17104, 19600, 21380, 26725, 29932, 37415, 42760, 52381, 53450, 59864, 74830, 85520, 104762, 106900, 119728, 149660, 187075, 209524, 213800, 261905, 299320, 374150, 419048, 427600, 523810, 598640, 748300, 838096, 1047620, 1309525, 1496600, 2095240, 2619050, 2993200, 4190480, 5238100, 10476200, 20952400]

約数ペア:

[(1, 20952400), (2, 10476200), (4, 5238100), (5, 4190480), (7, 2993200), (8, 2619050), (10, 2095240), (14, 1496600), (16, 1309525), (20, 1047620), (25, 838096), (28, 748300), (35, 598640), (40, 523810), (49, 427600), (50, 419048), (56, 374150), (70, 299320), (80, 261905), (98, 213800), (100, 209524), (112, 187075), (140, 149660), (175, 119728), (196, 106900), (200, 104762), (245, 85520), (280, 74830), (350, 59864), (392, 53450), (400, 52381), (490, 42760), (560, 37415), (700, 29932), (784, 26725), (980, 21380), (1069, 19600), (1225, 17104), (1400, 14966), (1960, 10690), (2138, 9800), (2450, 8552), (2800, 7483), (3920, 5345), (4276, 4900)]