20247160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26641}}^1$

素因数の和:26671

約数の個数: 32

約数和(自身を含む): 47955600

約数和(自身を除く): 27708440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26641, 53282, 106564, 133205, 213128, 266410, 506179, 532820, 1012358, 1065640, 2024716, 2530895, 4049432, 5061790, 10123580, 20247160]

約数ペア:

[(1, 20247160), (2, 10123580), (4, 5061790), (5, 4049432), (8, 2530895), (10, 2024716), (19, 1065640), (20, 1012358), (38, 532820), (40, 506179), (76, 266410), (95, 213128), (152, 133205), (190, 106564), (380, 53282), (760, 26641)]