7177987580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{401903}}^1$

素因数の和:401978

約数の個数: 48

約数和(自身を含む): 16204769280

約数和(自身を除く): 9026781700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 17860, 401903, 803806, 1607612, 2009515, 4019030, 7636157, 8038060, 15272314, 18889441, 30544628, 37778882, 38180785, 75557764, 76361570, 94447205, 152723140, 188894410, 358899379, 377788820, 717798758, 1435597516, 1794496895, 3588993790, 7177987580]

約数ペア:

[(1, 7177987580), (2, 3588993790), (4, 1794496895), (5, 1435597516), (10, 717798758), (19, 377788820), (20, 358899379), (38, 188894410), (47, 152723140), (76, 94447205), (94, 76361570), (95, 75557764), (188, 38180785), (190, 37778882), (235, 30544628), (380, 18889441), (470, 15272314), (893, 8038060), (940, 7636157), (1786, 4019030), (3572, 2009515), (4465, 1607612), (8930, 803806), (17860, 401903)]