853896260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{68531}}^1$

素因数の和:68636

約数の個数: 48

約数和(自身を含む): 2072407680

約数和(自身を除く): 1218511420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 68531, 137062, 274124, 342655, 479717, 685310, 959434, 1370620, 1918868, 2398585, 4797170, 6099259, 9594340, 12198518, 24397036, 30496295, 42694813, 60992590, 85389626, 121985180, 170779252, 213474065, 426948130, 853896260]

約数ペア:

[(1, 853896260), (2, 426948130), (4, 213474065), (5, 170779252), (7, 121985180), (10, 85389626), (14, 60992590), (20, 42694813), (28, 30496295), (35, 24397036), (70, 12198518), (89, 9594340), (140, 6099259), (178, 4797170), (356, 2398585), (445, 1918868), (623, 1370620), (890, 959434), (1246, 685310), (1780, 479717), (2492, 342655), (3115, 274124), (6230, 137062), (12460, 68531)]