17742280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8369}}^1$

素因数の和:8433

約数の個数: 32

約数和(自身を含む): 40678200

約数和(自身を除く): 22935920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 8369, 16738, 33476, 41845, 66952, 83690, 167380, 334760, 443557, 887114, 1774228, 2217785, 3548456, 4435570, 8871140, 17742280]

約数ペア:

[(1, 17742280), (2, 8871140), (4, 4435570), (5, 3548456), (8, 2217785), (10, 1774228), (20, 887114), (40, 443557), (53, 334760), (106, 167380), (212, 83690), (265, 66952), (424, 41845), (530, 33476), (1060, 16738), (2120, 8369)]