197188840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{259459}}^1$

素因数の和:259489

約数の個数: 32

約数和(自身を含む): 467028000

約数和(自身を除く): 269839160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 259459, 518918, 1037836, 1297295, 2075672, 2594590, 4929721, 5189180, 9859442, 10378360, 19718884, 24648605, 39437768, 49297210, 98594420, 197188840]

約数ペア:

[(1, 197188840), (2, 98594420), (4, 49297210), (5, 39437768), (8, 24648605), (10, 19718884), (19, 10378360), (20, 9859442), (38, 5189180), (40, 4929721), (76, 2594590), (95, 2075672), (152, 1297295), (190, 1037836), (380, 518918), (760, 259459)]